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- crop residues and rotations 作物留茬和轮作
- Black carbon is produced from the incomplete combustion of wood, biomass such as crop residues and fossil fuels. 炭黑是由木头、诸如作物残余等生物质以及化石燃料不充分燃烧产生的。
- Crop residues are left on the surface. 作物的残根留在地面。
- Nitrous oxide release from soils receiving N-rich crop residues and paper mill sludge in eastern Scotland 苏格兰南部受富氮作物残渣以及纸厂淤泥污染的土壤所释放的一氧化二碳
- Incorporation of crop residues; conventional tillage. 把作物残体混入土壤的传统耕作制。
- The results showed 36 Trp residues and 12 of them were modified. 在含脲的体系中可修饰36个色氨酸残基; 在不含脲的缓冲体系中可修饰12个色氨酸残基。
- The available biomass resources (e.g. straw and crop residues) for energy use in China are abundant. 可作为能源利用的秸秆(生物质)资源在我国是丰富的。
- 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)。
- Position socket in lamp and rotate 1/4 turn. 固定插座于灯并将其旋转90度。
- Leaving crop residues on the soil surface helps to increase water infiltration and limit runoff. 留下作物残株在土壤表面,有助于水的浸润而减少迳流;
- You should back up and rotate the log files. 你应该备份和循环日志文件。
- Flip and rotate your mattress once a month. 每月拍拍并转动你的床垫。
- The respective proportion of crop residues,firwood and dung in the acquirable quantity is 38.9%,36.0% and 22.14%,respectively. 可获得量中秸秆、薪柴和畜粪所占比例分别达38.;9%25、36
- All of the seats are more spacious and rotatable. 全部的座位都更加宽敞,都可旋转。
- The STAGE flips and rotates in all directions! 舞台可以从任意角度升降、旋转!
- Residue and vapour are withdrawn continuously from the boiler. 残液和蒸气不断从再沸器抽出。
- Control methods include genetic resistance, proper crop rotation, tillage practices to bury crop residues that promote disease development, and fungicides. 控制病害的方法包括:选抗病品种、合理轮作、把易发生病害的作物残体翻入土内、杀真菌剂的应用等。
- Position the bulb socket in the lamp and rotate clockwise. 将灯泡灯座置于灯中,并顺时针转动。
- No-till farming, in which farmers leave crop residues in place instead of tilling them into the earth, protects the soil from erosion and compaction and promotes the accumulation of organic matter. 不整地耕作法是指农夫将作物残株留下来,不把它们犁进土里,如此一来可保护土壤免于侵蚀和压实,并促进有机物质的累积。
- Planets revolve about the sun and rotate on their axis. 行星在围绕太阳旋转的同时,也绕着它们的自转轴自转。