forward-curved fan 前曲叶式风机
backward curved fan blade [机] 后弯式叶片
backward curved fan 后曲叶片风扇
backward-curved-blade fan 后向曲叶式风机 ; 后弯叶片风机
forward curved blade fan 前弯叶片式通风机
Forward curved centrifugal fan 前向多翼离心通风机
backward-curved blade fan 后向曲叶式风机
curved blade fan 前弯叶片式通风机
Also, the article mentioned solution to sweating problem by adding anti-sweat fan for normal curved glass cases.
另外对一些中温冷藏柜可用普通曲面玻璃加防结露风扇解决凝露问题。
The calculations of coupling slots between the curved waveguide and the fan shaped straight waveguides are emphasized.
重点是弯波导与扇面形在波导列之间的耦合孔列计算。
Curved diffuser is an important auxiliary component of main fan installations of mine, whose performance directly influences the operating efficiency of the installations.
扩散弯道是矿井主要通风机装置的重要辅属装置，其性能的优劣直接影响通风机装置的运行效率。
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