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来源:雅诚德英语网
Second, on account of the block of gas channel we designed a gas channel system, through which the hydrogen can flush the gas channel after the reaction by the control of valves.
针对以前气路堵塞的问题设计并制作了气路系统,使氢气在反应后能够通过阀门控制对气路进行冲洗。