To take samples that retain the larger structure of the sediment, a core sampler is used.为了保持样品沉积物的层次结构, 就要用空心铁管采样器.Soil is sampled with a core sampler.土壤的采样使用芯形采样器.A depth sampler is strapped to the running board of the...
A depth sampler is strapped to the running board of the helicopter.把深水取样器固定在直升机的试验台上.Soil is sampled with a core sampler.土壤的采样使用芯形采样器.To take samples that retain the larger structure of the sediment, a core sampler is us...