机械组成 | |
agric. | mechanical composition |
C 曲线 | |
met. | C curve |
H-D曲线 | |
met. | H and D curve; H and D curve |
S 曲线 | |
math. | sigmoid curve; sigmoid; S-curve |
S-N曲线 | |
supercond. | S-N curve |
曲线 | |
hydroel.st. | curve |
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mechanical composition | |||
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mechanical composition |
机械组成 : 4 phrases in 3 subjects |
Agriculture | 1 |
Desert science | 1 |
Shipbuilding | 2 |