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pitch and pitch 请问大家Outside it was pitch dark and it was raining cats and dogs.中的pitch是什么意思? pitch and Design a control system to manipulate the pitch and yaw of a 2 DOF autonomous helicopter dynamics simulator.句中的pitchand PITCH怎么样 blade pitch 几个直升机上的词汇,4/rev vertical force4/ver in-plane hub forcesoft pitch linkactuation power reduced from 1.1hp to 0.2hproll and pitch moment at hubcollective and cyclic flap angleblade tip pitchblade pitch index angle 翻译：Voices have been raised in protest since the beginning, rising in pitch and violence collective and pitch sat 出现在直升机出现故障时说的 Touch pitch,and you will be defiled是什么意思?是句谚语 what‘s the sentence meaning in chinese Crowds burst through the barriers and ran onto the pitch. The less you can product pitch and feature-sell the more you can focus on the prospects world. 歌中的pitch是什么意思? football pitch是什么意思 the football pitch. M8*2.0pitch是什么意思 football pitch怎么翻译? FEVER PITCH怎么样