英语词汇hill-drop mechanism怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	hill-drop mechanism
释义	hill-drop mechanism 简明释义多粒穴播排种机构双语例句 1 The test mostly analyse the film mulching hill-drop planter from two aspects: One is mechanism of duck-mouth type punching-opener, One is analyse of metering device . 本文主要从两个方面对覆膜穴播机具进行分析：一是鸭嘴式成穴器的成穴机理；二是外槽轮式排种器的分析。
随便看	symmetrical joint symmetrical junction symmetrical kernel symmetrical landing symmetrical lattice stack symmetrical lens symmetrical lens symmetrical lighting fitting symmetrical limiting symmetrical linear equation symmetrical linear structure symmetrical lipoidosis symmetrical lipomatosis Symmetrical Lipomatosis,Multiple symmetrical list symmetrical load symmetrical loading symmetrical love wave symmetrical luminaire symmetrically symmetrically balanced compressor symmetrically banded vein symmetrically folded mountain range symmetrically stretching vibration symmetrically tilted photograph

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