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弧形结构 | |
geol. | bogen structure |
线 | |
environ. | line |
hydroel.st. | string; thread |
math. | straight line |
metrol. | linear … density; linear; lineic |
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arched structure; bogen structure | |||
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bogen structure |
弧形结构: 3 phrases in 3 subjects |
Metallurgy | 1 |
Oil / petroleum | 1 |
Textile industry | 1 |