用于各种织物的圆形取样，供测定织物单位面积质量。
Used for sampling the roundness sample of all kinds of fabric to test whose weight of unit area.
用于各种织物的圆形取样，以测定单位面积的质量。
Used for sampling the roundness sample of all kinds of fabric to test whose weight of unit area.
钻芯取样由业主委托有资质的单位承担。
The pile foundation core sampling shall be done by the qualified unit entrusted by the Employer.
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