双语例句
钻头被用来在水泥或岩层获取岩芯样品.
A drill bit used for obtaining core samples in concrete or rock formations.
重点词汇
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岩芯
core sample; rock core; drill core; core section
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样品
sample; specimen; model; pattern; prototype; swatch; exponent; showpiece
中英释义:
core sample
钻头被用来在水泥或岩层获取岩芯样品.
A drill bit used for obtaining core samples in concrete or rock formations.
岩芯
core sample; rock core; drill core; core section
样品
sample; specimen; model; pattern; prototype; swatch; exponent; showpiece