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Notebook computer ( Notebook or Laptop )

Also known as the notebook or laptop computer, is a small, portable personal computer, usually heavy 1-3 kg. Notebook computers in addition to the keyboard, also provides a touch control board ( TouchPad ) or a touch point ( Pointing Stick ), provides a better location and input function.

The notebook computer can be roughly divided into 6 categories: business, fashion, multimedia applications, the Internet, learning, special purpose. Business notebook computers generally can be summarized as strong mobility, battery life a long time, business software; fashion appearance mainly for fashion female; multimedia application notebook computer has the strong graphics, image processing and multimedia capabilities,Web Content Management System especially playing ability, for the enjoyment of products. Moreover, multimedia notebook computers have relatively strong independent video card and sound card ( to support HD ), and a large screen. Netbooks ( Netbook ) is a portable and low configuration laptop, have access to the Internet, e-mail and instant messaging ( IM ) and other functions, and can realize smooth playback of streaming media and music.

The Internet more emphasize portability, much used in travel, tourism and public transport on mobile internet. Learning body design for notebook shape, using standard computer operation, the full integration of learning machines, electronic dictionaries, reading, reading machine, student computer and other machine functions. Special purpose of the notebook computer is in the service of professionals, can be in the intense heat of summer, cold, low air pressure, high altitude, strong radiation, war and other harsh environments using the model, some are relatively heavy, such as the Olympic Games early in the" ASUS Mount Everest base camp IT service" using the ASUS notebook computers.

4, Pocket PC ( PDA )

PDA is a run in the embedded operating system and embedded application software on small, portable, easy to take,, practical, inexpensive handheld computing device. It is in terms of size, function and hardware aspects than simple portable notebook computer. Palmtop computer in addition to the management of personal information ( such as a mail list, plan), but can also browse the Internet page, send and receive Email, even also can be used as a mobile phone to use, but also has: recorder function, English-Chinese Chinese-English dictionary function, global clock control function, to remind function, the function of leisure and recreation, fax management function and so on. Pocket PC power usually adopts the ordinary alkaline batteries or rechargeable lithium battery.Website Development Palmtop computer is the key technology of embedded operating system, a variety of products competition is mainly in the.

The palmtop computer basis with mobile phone functionality, became the intelligent mobile phone ( Smartphone ). Intelligent mobile phone with mobile phone call function, but also has the PDA function, especially the personal information management and based on the wireless data communication browser and e-mail function. Intelligent mobile phone users with enough screen size and bandwidth, which is convenient to carry, and for software and content services to provide a broad stage, many value-added services can be mounted thereon, such as stock, news, weather, traffic, goods, application downloads, music downloads and so on.

In the big city, tourism, water, railway tracks, scattered waste plastic to give people the adverse visual stimulation, influence city, the scenic spot overall beauty. But also damage the image of our country and people. We call this "visual pollution". Visual pollution is the "white pollution" is a prominent problem of the harm.

In our city, tourism, water,plastic bags road and rail on both sides there are different degrees of waste plastic visual pollution, the waste plastics scattered on the ground, or flutter on the branches, or floating in the water, pollution of the environment, spread the disease, people reacted strongly. Potential hazard means waste plastics into the natural environment it is difficult after the degradation caused by the deep-seated long-term environmental problems. Plastic structure is stable, not easy to be natural microbial destruction, in the natural environment in the long separation.

This means that the waste plastic garbage if not recovered, in the environment will become a permanent presence of pollutants do not accumulate. The hazards to the environment in the following aspects: the influence of the development of industrial and agricultural production. Mixed waste plastic products to accumulate in the soil, crops will affect the absorption of nutrients and water, resulting in crop production; floating on the Yangtze River plastic products to the use of water source to bring very great difficulty, caused by pump and jam, to industrial production and hydropower station caused huge losses.

Gezhouba Dam hydropower station, daily cleaning due to floating plastic garbage, stop loss power 200000KW.H. After the completion of Three Gorges Hydropower Station in the future, if we continue to let plastic garbage pollution, the power losses, would be unbearable to contemplate; threat to animal survival. Abandoned on land or water in the waste plastic products, animal as food Tunru, led to the death of the animal.

In the zoo, pastoral, rural, marine, such situation has it is often seen.; waste plastics with landfill will not only take up a lot of land, but the land is occupied no long-term recovery, impact on the sustainable use of land. Into the garbage in the waste plastic products is very difficult to recycle, if the landfill, 200 years time degradation, will lead to large tracts of land were taken up for a long time, aggravate the pressure of land resources.

Not only we this generation will be surrounded by rubbish, also can make the children lose living space; effects of waste comprehensive utilization.costume jewelry Mixed with plastic garbage is not suitable for composting, to separate plastic wastes from the refuse, it will increase the cost of compost. Pollution of waste plastics due to ensure quality, its use value is very low; casually discarded plastic wastes increase the sanitation department working strength and pressure; plastic trash can also easily carry bacteria, spread diseases.

Characteristic
Occupation occupation under satisfying the function under the premise of practical, identity, appearance, supporting. The utility: give the wearer to provide convenient and meet the needs of protecting the human condition. In the general industry, transportation industry,hong kong restaurants occupation service must be the same as the working environment, working conditions, to ensure that the wearer of flexible operation, convenience.

In the universe, polar, mountain, water and other special working environment or engaged in fire fighting, nuclear tests and other special occupation personnel, occupation suit the need for practitioners to various parts of the body to provide full protection from harm, work environment, achieve safety requirements. The logo: clearly indicated the wearer's occupation, position and types of work, make industry insiders can rapidly and accurately identify each other, in order to facilitate contact, supervision and cooperation of industry; external personnel, can convey a service signal. Some occupation clothing, such as customs, taxation, industrial and commercial management of clothing clothing clothing, represents a national functional departments, said the wearer in the scope of the industry has exercised the duties of the authority.

Logo clothing colors and styles, as well as Cap badges, armbands and other clothing items to show. The beauty of nature: embodiment and occupation coordinated aesthetic standard, which enables the practitioner to have occupation of pride, convenient service object pair practitioners have a sense of trust. Occupation service through the appearance to achieve the desired aesthetic effect of purpose. Such as post and telecommunications service with its green to give people hope and optimism of the aesthetic effect of the railway service, with its blue gives people a safe and stable aesthetic effect. The supporting: coat, trousers ( skirt ) and helmet ( helmet), shoes and socks, gloves and other to complete wear, cap badge, lapel badges, armbands, belt and also supporting the use of. The occupation suit complete, coordinated, unified effect, so as to play a better role.

Design validation principles
Occupation of clothes in the design stage, according to the first man-machine effects (see costume design ), on various occupation nature, characteristics, upper and lower extremity range of activities, human protection requirements for research, analysis of the wearer and psychological status, work environment, choose the best data. Then the design, thus embody occupation service characteristic, make the wearer love their jobs. Occupation clothing design and validation, generally use the following principles:

The relative stability principles. Occupation clothing and fashion, with relative stability. It is in the development of the society and industry gradually formed and stereotypes.
The principle of the unity of the industry.wedding dresses In the same industry all practitioners can only use a form of occupation clothing, to distinguish it from other sectors of the occupation.

The industry characteristic principle. Occupation clothing must be fully reflected and adapt to the industry and the work environment, object, target characteristics.
The international uniform principles. Some occupation clothing styles, colors, materials and signs should be considered in design of international uniform principles, such as health care service uniform with white.

The recognized principle of approval. Occupation suit should be through the relevant state departments issued to the formal implementation of validation. Enterprise, design their own production and requirement of workers united wearing the garment called overalls, not as the occupation.