ZR-1630 meriri aha nke "nkenke 28.3LPM Particle Counter"!
Site na Nọvemba 15 ruo 17, mbipụta 23th nke IE expo Guangzhou ka emere nke ọma na China. Mbipụta IE expo dọtara ụlọ ọrụ 437 na ndị ọbịa azụmaahịa 18,155 isonye na e...