self-propulsion screw test
self-propulsion screw test
[船舶英汉词典]
self-propulsion screw testn.自航船模螺旋桨试验
是什么意思,self-propulsion screw test的解释,self-propulsion screw test的翻译
self-propulsion screw test
[船舶英汉词典]
self-propulsion screw test是什么意思,self-propulsion screw test的解释,self-propulsion screw test的翻译