www成人免费视频,草草国产成人免费视频,日韩免费一区,国产精品国内免费一区二区三区,99视频在线播放,92精品国产成人观看免费,日韩视频在线观看

The testo 308 quantifies soot particle emissions more simply than ever before. The integrated pump and automatic measuring value presentation in the illuminated display means the laborious pumping and evaluation work which is considered to be synonymous with determining the smoke number is now old hat, or better still 'old soot'.

testo308量化的煙塵顆粒的排放量比以往任何時(shí)候都更簡單。集成的泵和自動(dòng)測量發(fā)光顯示值表現(xiàn)意味著費(fèi)力抽水和評(píng)價(jià)工作是確定煙霧同義現(xiàn)在的舊帽子，，或者更好的是“老煙”。