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一种 | |
gen. | article; an article of; range; one type of |
el. | a kind of |
钻直井 | |
dril. | straight drilling |
用的 | |
gen. | council |
随钻测斜仪 | |
dril. | directional steering tool; survey steering tool |
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article; an article of | |||
a kind of | |||
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range; one type of | |||
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a species of |
一种 : 1505 phrases in 91 subjects |