Small particle size cement is a special oil-well cement which is smaller than conventional API cement in size.

一种粒径比普通水泥小的特种油井水泥是小颗粒水泥。

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Small particle size cement is a special oil-well cement which is smaller than conventional API cement in size.

一种粒径比普通水泥小的特种油井水泥是小颗粒水泥。

youdao