和平主义
发表于 2025-3-23 12:49:03
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Bereavement
发表于 2025-3-23 14:07:25
Igor Bolvashenkov,Jörg Kammermann,Alexander Rubinraut,Hans-Georg Herzog,Ilia Frenkelüsen, durchsetzt (siehe G. brasiliense, Abb. 39, Fig. ., und Abb. 62). Eine Ausnahme macht seltsamerweise das Würzelchen, bei dem sie fast fehlen, während später die entwickelte Wurzel auch Öldrüsen hat. (Abb. 62.) Der Faktor, der die Erzeugung der Drüsen im Embryo veranlaßte, wirkt auch bei der wac
Gesture
发表于 2025-3-23 18:04:28
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fatty-streak
发表于 2025-3-24 01:24:58
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滔滔不绝的人
发表于 2025-3-24 04:34:54
Igor Bolvashenkov,Jörg Kammermann,Alexander Rubinraut,Hans-Georg Herzog,Ilia Frenkel
万神殿
发表于 2025-3-24 09:45:02
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Peristalsis
发表于 2025-3-24 12:23:01
From the Failure Rate of Components to the Cost-Effectiveness of an Arctic Gas Carrier with an Elece operational efficiency of the Arctic icebreaking gas carrier “Christophe de Margerie” type when navigating along a Northern Sea Route. To do this, the real possibility of transporting the annually produced by Russian Gas industry company “Novatek” volume of liquid natural gas at the fields of the
暂停,间歇
发表于 2025-3-24 15:26:05
Technological Feasibility of a Full-Electric Aircraft Considering Weight, Volume, and Reliability Rs given the potential to fully electrify future transport systems. The means of electrifying aircraft are to reduce carbon emission and increase efficiency in air transport. This chapter studies the feasibility of developing an all-electric short to midrange aircraft. The study investigates the poss
APO
发表于 2025-3-24 22:30:24
Design and Feasibility of Electrical Version of Search-and-Rescue Helicopter Based on Eurocopter, different types and purposes, such as the airplanes as well as the helicopters, as one of the most promising directions in the development of aviation technology. The chapter is concerned with the investigation of the actual feasibility and prospects of creating an innovative type of electrical hel
欢乐中国
发表于 2025-3-25 03:07:50
Electric Propulsion Systems of Interorbital Rockets for Flights Toward Planets of the Solar System,to assemble the rocket from individual modules by docking are developed. In order to carry out the jet movement, the superconducting electric rocket propulsion system (SERPS), which belongs to the class of magnetoplasma electric rocket motors, has been developed. It has a superconducting exciting wi