sample arm样本支架samplen.样品；样本vt.采样；取样；品尝，体验sample mean-square contingency样本均方或然性,样本均方列联Sample parts can be provide?Sample Instruction Test Exercise典型教学试验练习sample probability measure space样本概率测度空间sample-to-sample correlation抽样间的相互关系sampled colour sine-wave signal取样彩色正弦信号Samples are also enclosed here.样品亦附于内。Sample Matrix Inversion Algorithm样本矩阵倒置运算法则sample distribution of gap length间距长度的样本分布samples of geochemical prospecting化探样品

1. As the sampler is dragged along the bed, it collects a sample from the top layer of bed material.
   取样器沿河底拖动，收取表层河床质。