(1) The external indication given by a radiation detector, such as a Geiger counter, of the amount of radioactivity to which the detector is exposed. The background counts are those that come from a source external to that being measured. (2) The number of warp and filler threads in a linear inch of a textile fabric, e.g., the count of a sheeting may be 80 x 60.
Qingdao Chengyuan Kaisheng Industry and Trade Co., Ltd. Chengyuan Kaisheng takes "integrity, innovation, cooperation and win-win" as its core values, and is committed to c.. Nanjing Freehoo Chemical Co., Ltd. Nanjing Freehoo Chemical Technology Co., Ltd. was founded in 2012. since then we have been committed to the resea.. NEM CHEMICAL CO.,LTD
NEM CHEMICAL CO.,LTD. (original name is Puyang MYJ Fine Chemical Co., Ltd. ) is high-tech compang co..