“取样器”造句

最初的河床质取样器有三种类型.
Bed material samplers, as first developed , may be divided into three types.

把深水取样器固定在直升机的试验台上.
A depth sampler is strapped to the running board of the helicopter.

吊篮和平盘式取样器加大了对水流的阻力.
The basket and pan types cause an increased resistance to flow.

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