airscrew

常见例句

• Moreover, they are also quieter, as they are not driven by an airscrew.
  此外，由于不用空气螺旋桨驱动，所以噪音也比较
• The winding method of girder of airscrew isn t the same as the revolving body.
  相对于干法缠绕成型而言 ,湿法缠绕成型可有效降低复合材料的制造成本。
• As far back as 400B.C., the Chinese were using the airscrew principle in building children's toys.
  早在公元前400年，中国人就在儿童玩具中使用了这种空气动力学的原理。
• The winding method of girder of airscrew isn't the same as the revolving body.The winding method and system design is described in the paper.
  本文阐述了叶梁缠绕原理和叶梁缠绕机的总体设计,介绍了叶梁缠绕机的主轴缠绕机构和放卷机构。
• Dynamic aortic valve, a novel design for left ventricular assistance is proposed.An impeller similar to the airscrew is placed in the position of aortic valve.
  提出左心机械辅助的一种新设想-动力性主动脉瓣，在主动脉瓣的位置设置一可主动旋转的螺旋桨式机械性瓣叶(叶轮)。
• Crankshaft is marine the crucial part of engine, coupling derv engine and airscrew transfer drive, be known as 10 thousand tons annulus " heart " " heart " .
  我国造船业数拾年以来一直欠缺这颗"心"。因为技能被海外企业把持,曲轴价钱高且难定货,柴油机岀产厂订不到不可岀产柴油机,船厂买不到主机不大敢接船舶货单。"
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