单词:offset slider crank mechanism
单词:offset slider crank mechanism 相关文章
ENGLISH MARATHON Host: Jeffery 口语马拉松 56- crank it up发动起来
今天学的词组是crank up。Crank up的意思是用手摇柄开动引擎,起动。比如以前一些老式汽车和电话都要先摇几下才能起动 -- You have to crank it up to start it。 作为习惯用语,crank up还有加紧努力的意
1303 、 摇摆运动 oscillatingmotion 1304 、 暗接斜角鸠尾榫 secretmitredovetailjoint 1305 、 暖色 warmcolour 1306 、 楔;劈尖 wedge 1307 、 楔槽榫 barefacedtongueandgroovejoint
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By Ron Corben Bangkok 01 October 2009 A new report calls on industrialized countries to ensure financial support to efforts to conserve and manage forests. The report says indigenous people in Asia should play a key role in forestry, to help reduce
今天学的词组是crank up。Crank up的意思是用手摇柄开动引擎,起动。比如以前一些老式汽车和电话都要先摇几下才能起动 -- You have to crank it up to start it。 作为习惯用语,crank up还有加紧努力的意