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upper dead point | |||
dwell | |||
top centre; top dead centre | |||
top dead center; top dead point; upper dead center | |||
upper dead centre; top center | |||
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top dead center | |||
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top centre; top dead centre | |||
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top dead centre | |||
upper dead centre | |||
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top centre; top dead centre | |||
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upper dead centre | |||
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upper dead centre |
上死点: 16 phrases in 6 subjects |
Aviation | 3 |
Construction | 1 |
Energy industry | 4 |
Mechanics | 4 |
Skydiving | 1 |
Technology | 3 |