抽样单元 meaning in English

sample unit
sampling cell
sampling unit

Multistage sampling in forest inventory is not restricted to fixed-area sampling units .
森林资源清查中，多阶抽样并不局限于固定面积的抽样单元。
According to the characters of housing surveying , the quality elements of inspection are determined , the method of division of the sample unit is proposed to inspect the digital housing flat map , and the sample inspection themes are presented to check the housing surveying products . the normal theme is provided , and the detailed measures of inspection are established in js - gis
根据房产测量的特点合理确定了检查验收的质量元素，提出了适合于数字房产分户图检查验收的抽样单元划分方法，探讨了适合房产测量的抽样检验方案，并给出一般方案的选择方法，制定了js _ gis中房产测量成果检查验收的实施细则。