JJF 1815-2020 Calibration Specification for Class ll Biosafety Cabinets Biosafety cabinet (BSC) ndi kabati yoyipa yosefera ndi mpweya wabwino, yomwe ingalepheretse wogwiritsa ntchito ndi ...
Kuyambira Novembala 15 mpaka 17, kope la 23 la IE expo Guangzhou lidachitika bwino ku China. Kusindikiza kwa IE expo kudakopa mabizinesi 437 ndi alendo 18,155 amalonda kuti atenge nawo gawo mu ...