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hiller
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hiller
Encyclopedia
农学
培土机
释
hiller
培土机
与拖拉机或电动机配套使用,通过机械系统将行间表土培于作物基部的中耕机械。
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ultraporcelain
ultrapower
ultra-precision cutting of single crystal brittle material assisted with ion implantation
ultra-precision cutting of surface-modified carbon steel
ultra-precision grinding of brittle materials
ultra-precision machining
ultra-precision machining of optical spherical and freeform surface
ultra-precision manufacturing of optical surfaces
ultra-precision mechatronics system
ultra-precision opto-mechanical system
ultraproduct
ultraproduct technique
ultraproduct theorem
ultra-pure materials
ultrapure water
ultrapurification of materials
ultraradical
ultrarapid lens
ultraray
ultrarays
ultra-red
ultraregular space
ultraregular topology
ultrarelativistic
ultra-relativistic electron
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