Statistics from the China Association of Automobile Manufacturers show that from January to August 2015, China’s total exports of automotive engine products were 2,309,300 units, a drop of 6.46% from the same period last year. Although the export volume decrea.......
With the development of precision and ultra-precision machining technology and the emergence of automated machining systems, people have put forward higher requirements on the precision of metal cutting machine tools. Statistics show that the manufacturing error caused by thermal deformatio.......
Dry test transformer output AC and DC high voltage, high voltage for various types of high voltage test. Dry test transformers are used for on-site testing of insulation performan.......
Hitachi Chemical announced on March 22 that it has supplied 576kWh of lead-acid batteries to a "hybrid power storage system" for renewable energy such as photovoltaics and wind power in Offaly, Ireland. A hybrid system will be constructed in combination with a U.S. comp.......
Ji Weidong's summary of this article is based on the basic political consensus reached by China at the present stage on the authority of the tree legislation. It analyzes the conditions for the formation and maintenance of authority from the three levels of tradition, justification an.......
PCT High-Accelerated Aging Test Chamber (Dongguan Teddy) is an indispensable instrument for shortening the life test time of a product or system. PCT accelerated aging tester is mainly used for testing the product's high temperature, high humidity, and hig.......
From September 1st, AQSIQ implemented mandatory 3C certification for child safety seat products, and there is less than one month. If 3C certification is really implemented, the child safety seat without 3C certification will be available on the market. Can't be sold on the shelv.......