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- mechanization in weed control 机械化控制杂草
- In the future more detailed knowledge of safener action is required to improve the effective use of safener in weed control. 由于目前广泛地使用保护剂，因此在考虑如何有效利用保护剂以提高除草剂之选择性方面，对于保护剂作用机制之了解相当重要。
- Growing and killing weeds in combination with duck raising and maintenance of deep water for weed control mitigated the labor time in weeding down to 9 3% as against the control. 养草灭草结合养鸭除草和深水控草 ,使杂草最少的地块除草用工时间仅为完全人工除草地块的 9 3%25 ;
- The children were employed in weeding the garden. 孩子们忙着给花园除草。
- Integrating this technology with chemical weed control,the practice suited to mechanization,and saved energy with improved yield. 该技术与化学调控和化学除草技术相配套,适于机械化作业,达到节能高产的目的。
- Weed control and timing of treatment to avoid weed penalty. 杂草控制及适时处理，以防止其蔓延危害作物。
- Monoculture allows for large machines to aid in the mechanization of planting, weed control, and harvesting, and less knowledge about the actual plants is needed for it to work. 单一允许大型机器协助机械化种植，杂草控制，和收获，而较少了解工厂的实际需要为它工作。
- There is a very high degree of mechanization in farming. 农业开垦已高度机械化。
- We are determined to realize the mechanization in agriculture. 我们决心实现农业机械化。
- Practice and thinking in agricultural mechanization in Hangzhou. 杭州市农业机械化的实践和思考。
- Ross D L,David C S,Giles D K.Precision weed control system for cotton. 陈勇.;自动施药机器人及可变量控制系统研究:[博士学位论文]
- He would seek out some bright mechanic in the camp. 他常去军营寻找某个快乐的技工做朋友。
- Schumpeter had a rise-and-fall mechanism in mind. 熊彼特头脑中有一个兴盛衰废的机制。
- To transform or process mechanically in a mill. 磨出，以机械加工通过研磨机而整形或制造
- A mechanism in a firearm for exploding the charge. 枪机火器中的机械装置，用于引爆火药
- Burning of crop residues; minimum tillage and hand pulling for weed control(farmers' practice). 焚烧作物残体，少耕和人工除草（农民习惯措施）。
- Field experiments in wheat were conducted to determine broadleaf weed control efficacy of tribenuron plus synergist. 摘要在田间条件下，用苯磺隆加增效剂对麦田阔叶杂草的除草效果进行了试验。
- He had a job as a mechanic in a garage. 他在汽车修理厂做机修工。
- A landscape fabric may be used under the organic mulches to improve weed control. 阿景观织物可用于有机覆盖物下，以提高控制杂草。In general; black plastic is not recommended in soils that are poorly drained.;一般来说，黑色塑料，不建议将是排水不良的土壤。
- IS THERE ANY QUANTUM MECHANICS IN A FINITE SPACE? 有限空间里可不可以有量子力学?
