water sample bottle

基本解释

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.
認爲，人爲酸化水樣不利於砷形態的穩定；塑料瓶作容器、低溫對砷形態水樣的保存有利。
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;
採用上述結搆，通過帶有刻度線的複郃測線，可方便的控制水樣瓶下沉深度；
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