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PC-navigation system uses GIS software (such as MapInfo, MapGIS) to design based on Windows, which has rich function ,fast response and friendly interactive interface feature, but the cost is high, system integration is poor, is not suitable as a professional systems; embedded navigation system is divided into 8-bit machine and 32-bit machine, 8-bit MSC applications system have been eliminated in recent years due to poor computering ability, limited resources and difficult to achieve in graphical user interface, while,The embedded system of 32-bit are widly used because of highly integrated, low cost hardware and high performance computing [2].
Electronic chart convert format, remove redundant data, compress data, establish network index, and then store into memory, making the speed greatly fast with professional control software.
Meaning a surface composed of a closed curve, behalf of a regional area, such as land, piers, different water depth zone, beaches, were displayed by different Pu Lan(color) region.

A[%] Max. 28 10.1 10.1 － － － T 0317 WA [%] Max. 2.0 0.98 1.63 － － － T 0304 BSG[g/cm3] － 2.673 2.647 － － － T 0304 ASG [g/cm3] Min. 2.6 2.764 2.774 2.765 － － T 0304 Fine aggregate ASG [g/cm3] Min. 2.5 － － － 2.755 － T 0328 SE [%] Min. 60 － － － 73 － T 0334 Filler ASG [g/cm3] Min. 2.5 － － － － 2.727 T 0352 NOTE: CV=crushing value, L.A.A= L.A. abrasion, WA= water absorption, BSG= bulk specific gravity, ASG= apparent specific gravity, SE= Sand equivalent for plastic fine.
Gary H., Asphalt rubber and its potential use in China, Plan, Build, and Manage Transportation Infrastructures in China Congress 2007, Proceedings of the Seventh International Conference of Chinese Transportation Professionals Congress 2007, ASCE, 776-785. (2008) [5].

Design strategy not necessary to be recycle strategy：For the purpose of gaining profits from maintenance services or to deter disassembly procedure done by non-professionals.
Ying: Water Environment Research, Vol. 67, No. 4 (1996), p. 507-517

We will find that few people know the professional information of one product well when shopping.
Because of this rule, even if some people consciously try to purchase and use environmental-friendly things, they often do the wrong choice unintentionally, by the reason of lack of professional knowledge and impossibility of doing an in-depth investigation for one little product.
However, further studies showed that, comparing with the production of plastic bags, paper bags generate air pollution 70% and produce 50 times water pollution more than plastic bags.

Nanotechnology adventures the novel phenomenon and properties of matter at nano scale and may offer new solutions of millions of people in developing countries who lack admittance basic services, such as safe water, renewable energy, health care and education.
There is also growing need to raise the level of consciousness and knowledge of the opportunities and challenges in this emerging field not only Science and Industrial professionals but also young students.

After leaching the pulp was filtered on a vacuum filter, cakes were washed with distilled water; the filtered solution was analysed for fluorine presence with a help of a method of measuring mass concentration of fluorine ions [25].
Art of computer data analysis: For professionals, second ed., Piter, Saint-Petersburg, 2017.

RFID has strong resistance to stains, water, oil and medicine, and may be read in dark and dirty environment.
It is difficult for non-library professionals to find its location.

It is shown that triourea, one of the activator reagent, is heated molten, and the containing water of crystallization is not easy to dry, which caused the reagent adhesion on the surface of boronizing layer, so its content needs to control.
Acknowledgements The work described in this paper is supported by the National Science and Technology Support Funding Project in China (grant no. 2011BAD20B00) and the Jiangsu University Senior Professionals Scientific Research Start-up Fund of Jiangsu Province in China (grant no. 11JDG126).

Soil heavy metal pollution which brings a threat to agricultural product quality could cause surface water and groundwater contamination, and cause the food chain poisoning[1-2].
Natural Zeolite magnesium oxide and FeSO4 have been chosen as fixative and leaching solvent select demonized water.
After mixing, add water to 60% of field capacity, cultured for two weeks set aside at room temperature.
Before start of the leaching experiment, the weight of soil column was measured, then placed the soil in the plastic trays wetting from the bottom of demonized water and maintained it at the room of temperature 1 week determination of the weight of the soil column after absorbing water.
London: Blackie Academic & Professional, 1995:23-45

The professional function is mainly composed with manufacturing, high-tech and tourism industries, partly with the municipal public service centers, cultural sub-center, business associate center, high-tech R & D base.
The landscape features of Jiangnan in Changzhou will be extended, water will been taken as the key link, green as oriented, and the city as the project, water green will be dependency, and good urban ecological environment will be built.
An east-west axis named "Long Yuan green axis" which is 1200 meters length and 150 meters wide will be focus planned in order to link up the river water of Zaojiang River and the green of Dinosaur Park.