... weeding system 杂草防除体系... flame weeding 火焰除草 weeding hoe 除草锄 ...
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weeding g system 杂草防除体系
·2,447,543篇论文数据，部分数据来源于NoteExpress
The conventional tillage system, such as harrowing, weeding by dig-ging and tillage rotation, etc.
中耕除草、深翻轮休等传统耕作制度，常常造成严重的水土流失。
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The government's critics claim that there are, in fact, no insurmountable legal barriers to creating a faster system for weeding out phoney asylum-seekers and expelling them.
ECONOMIST: Immigration in Canada
Japan would provide public funds to shore up the financial system, while weeding out non-performing institutions.
CNN: ASIANOW - TIME Asia
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