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The electromagnetic radiation detector is composed of a metamaterial absorber, legs and a substrate, and is prepared on a transparent substrate using a surface sacrificial layer process to form a susp

In order to implement the "Guiding Opinions on Carrying out Quality Improvement Actions" of the Party Central Committee and the State Council and the new requirements of the provincial party committee

According to the "Several Opinions on Strengthening the Construction of High-Skilled Talent Teams to Promote Industrial Transformation and Upgrading Development" (Ji Ren She Fa [2016] No. 66) and "Eva

Recently, the DFB (1400-4400 standard specifications)/300, DJB600/470, DJB800/420, DJB (1000, 1200)/300 metal roof beams independently developed and produced by China Coal Group, of which 4 types of h

Nowadays, the multi-gas detector is indispensable, but do you know how to clean up the multi-gas detector? Now, please follow China Coal to take a look.

The instrument measures fast and accurate. The test speed of our company's rebar detector is fast, it can accurately locate the steel bar, and the repeatability of the thickness test of the protective