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关注:1
2013-05-23 12:21
求翻译:The mixing ratio of the three gas streams (T-2, T-3 and T-4) was controlled by three manually operated flow controllers (V-5, V-6 and V-7).是什么意思?![]() ![]() The mixing ratio of the three gas streams (T-2, T-3 and T-4) was controlled by three manually operated flow controllers (V-5, V-6 and V-7).
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