基本解释[动力与电气工程]差分温度系数英汉例句双语例句Differential temperature drawing in deep sleeve parts can reduce coefficient and times of drawing, then cut down the cost.用温差拉深工艺成形深筒形件能大幅度降低拉深系数，减少拉深次数，降低生产成本。differential temperature coefficient更多例句词组短语短语temperature differential coefficient 温差指数differential temperature coefficient更多词组专业释义动力与电气工程差分温度系数