这是一个完全可接受的取样方法：一个手动设定连续滴注取样器可确保从加油开始到加油结束的连续取样。
A manual setting continuous drip sampler enabling samples be taken continuously throughout the bunkering operation from start to end.
这是一个完全可接受的取样方法：一个手动设定连续滴注取样器可确保从加油开始到加油结束的连续取样。
A manual setting continuous drip sampler enabling samples be taken continuously throughout the bunkering operation from start to end.
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