指出螺旋桨噪声、水动力噪声和设备机座机械噪声被有效抑制后，管道系统便成为“安静型”潜艇的主要噪声源。
Then the pipe system becomes the main noise resource of quite submarine, when propeller noise, hydrodynamic noise and machinery noise of facility base are controlled effectively.
锡能提高黄铜的强度和对海水的耐腐性﹐故称海军黄铜﹐用作船舶热工设备和螺旋桨等。
Tin can improve the brass strength and corrosion resistance of the sea, therefore calls navy brass, used for ship thermal technology equipment and propeller, etc.
最后介绍了新型高效搅拌桨的开发和混合设备设计的智能化研究。
Finally, the development of novel and high efficiency impellers and the investigation of intelligent design of mixing equipment have been presented.
通过建立理想气动模型的计算，尽可能真实地确定1.5MW的双馈异步发电机组的变桨距设备的主要参数。
Study on the ideal model of blade, we can work out the primary parameters of 1.5MW wind turbine's pitch control system.
萨博空中监视系统包括了萨博2000涡轮螺旋桨飞机及相关支援设备，萨博2000飞机装配了微波系统的ERIEYE空中雷达系统。
The Saab Airborne Surveillance System includes Saab 2000 turboprop aircraft equipped with Saab Microwave Systems airborne radar system ERIEYE and associated support equipment.
运输车上设置起重吊装设备，在装卸运输物以及简易螺旋桨式吊运装置时，节省人力和装卸时间。
A hoisting device is arranged on the transport cart, which saves labor and loading time when transported objects are loaded and the simple propeller lifting device is arranged.
运输车上设置起重吊装设备，在装卸运输物以及简易螺旋桨式吊运装置时，节省人力和装卸时间。
A hoisting device is arranged on the transport cart, which saves labor and loading time when transported objects are loaded and the simple propeller lifting device is arranged.
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