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action line
词语: action line
解释: 啮合线
词性: 名词
词典: 石油专业英汉词典
action line 相关解释
action line 〔名词〕作用线(阴极射线存储管中的)
啮合线 line of action
啮合线 path of contact
啮合线 line of contact;line of pressure
啮合线 line of action;path of contact