RFD是什么意思

实用例句

1. Pete Waters, RFD Number 1 , Chesterton.

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2. The Reverse Flow Diverter ( RFD ) is one of the key components affecting the liquid - delivered efficiency.

可逆流体换向装置是决定气动式脉冲液体射流泵的流体输送效率的关键组成部件.来自互联网