cut damper
节流挡板(throttle flap), 此释义来源于网络辞典。
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... trailing implement ==> 牵引式农具 trailing leaf ==> 节流挡板 trailing line ==> 拖管索 ...
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椭圆形节流挡板 elliptic throttling slide damper
矩形节流挡板 rectangular throttling slide damper
通过变频调速与挡板节流进行对比，阐述了风机变频调速节能原理及其优点。
Comparing the converter adjustable speed with damper throttling, the principle and virtue of converting adjust - able speed energy saving are stated.
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