样品代表性
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representative method of sampling 代表性抽样法 ; 代表性的抽样法
representative of sampling
抽样代表
以上为机器翻译结果，长、整句建议使用 人工翻译 。
And my staff selects out about 10 of them for me to read each night, sort of a representative sampling.
WHITEHOUSE: Discussing the Economy in Des Moines
The suppliers of bond ETFs get around the liquidity problem by using representative sampling, which simply means tracking only a sufficient number of bonds to represent an index.
FORBES: An Easy Way To Add Fixed-Income To Your Portfolio
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