It is difficult to ask for a salary, and the salary is too much. It is really not easy for a worker to ask for a salary in the present life. Is there any trick for paying a salary? In fact, there are many skills for paying a salary. 1, the timing is grasped The timing of the salary is very i
Read moreHome>Bearing knowledge>About: Guidelines and materials for bearing packaging /*728*90 created on 2018/5/16*/ var cpro_id = "u3440131"; Talking about: Guidelines and materials for bearing packaging Source: China Bearing Network Time: 2014-06-28 /*250*250 was created on 2017/12/
Read moreAbstract Since June, the government policies and measures to deal with the economic downward pressure continues to overweight. In particular, some local governments frequently make moves, and the heart of emergency is extremely urgent. Sichuan, Guangdong, Fujian, Shanxi, Yunnan, Guizhou and o
Read moreOn June 26, the city’s blue sky water emergency rescue team was formally established and a simulated water rescue drill was launched on the same day. This is the first public non-governmental water emergency rescue team in the city, which is affiliated to the Red Cross Blue Sky Rescue Team i
Read moreThe ninth edition of the IFI (Industrial Fastener Institution) recently launched the IFI Inch Fastener Standards Manual, which was officially launched on July 3. The book has a total of 1155 pages, containing 99 specifications related to the relevant fasteners, including 49 amendment
Read more1. Light weight and high specific strength. The plastic is light in weight, and the density of general plastics is between 0.9 and 2.3 g/cm3, only 1/8~1/4 of steel and 1/2 of aluminum, and the density of various foams is lower. 0.01~O.5g/cm3. The strength calculated in terms of unit mass is called
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