包租车船 发表于 2025-3-26 21:23:52
Mohammad Ali Besharatinfluences the rotor profile depth for the same main rotor outer diameter, enhancing displacement and efficiency by 5.01% and 1.1%, respectively. Factors such as manufacturability and production cost of screw rotors have also been considered to fairly evaluate the commercial feasibility of alternati不适当 发表于 2025-3-27 01:16:37
Djamel Djenourissia, 2008), “Advanced Space Systems and Applications” (Shanghai, China, 2008), at the Mediterranean Conference on Astronautics (Tunisia, 2008), and also at the Academic Day of the International Academy of Astronautics (Glasgow, Scotland, 2008). In 2009 a special international working group of exper痛恨 发表于 2025-3-27 08:49:42
http://reply.papertrans.cn/27/2677/267683/267683_33.png开头 发表于 2025-3-27 12:43:01
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http://reply.papertrans.cn/27/2677/267683/267683_35.png为现场 发表于 2025-3-27 19:13:39
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