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mechanical booster | |
tech. | 机械升压器 |
pump | |
baseb. | 大抡臂投球 |
environ. | 泵 |
footwear | 高跟鞋 |
hydroel.st. | 抽水机 |
met. | 抽气机 |
mining. | 泵抽; 泵抽 |
tech. | 水泵; 泵 |
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机械升压器 |
mechanical booster pump : 4 phrases in 4 subjects |
Automobiles | 1 |
Aviation | 1 |
Electronics | 1 |
Mechanics | 1 |