常見(jiàn)例句雙語(yǔ)例句The results are that acidified water sample is disadvantageous to the stability of Arsenic, plastic bottle and low temperature is beneficial to reserve the water sample of Arsenic species.認(rèn)為，人為酸化水樣不利于砷形態(tài)的穩(wěn)定；塑料瓶作容器、低溫對(duì)砷形態(tài)水樣的保存有利。A sinkage depth of a water sample bottle can be controlled conveniently by adopting the down-hole depth-determining water sampling apparatus through a composite measuring line having a scale line;采用上述結(jié)構(gòu)，通過(guò)帶有刻度線(xiàn)的復(fù)合測(cè)線(xiàn)，可方 便的控制水樣瓶下沉深度；ip.com 返回 water sample bottle