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falling ball method; falling sphere method | |||
dropping sphere method | |||
falling ball method (测定黏度的一种方法); falling-sphere method | |||
falling-ball method |
落球 法 : 15 phrases in 6 subjects |
Construction | 1 |
Oil / petroleum | 1 |
Polymers | 3 |
Technology | 7 |
Tennis | 2 |
Wood processing | 1 |