surface tillage的例句大全

Effects of Tillage Practices on Temporal Variations of Soil Surface Properties

夏玉米耕作方式对耕层土壤特性时间变异性的影响

The research on type and driving surface angle of the driving-wheel paddle of BOAT-TYPE TILLAGE MACHINE

机耕船驱动叶轮轮叶型式及轮叶驱动面倾角的研究

Timely tillage, the control group occurred late in the day lily time to deal with the occurrence of hedgerow time; from slope to slope the surface of 0~ 5 cm of soil water content, there have been critical of the increasing trend.

适时的翻耕后，对照组的细沟侵蚀发生时间要晚于黄花菜植物篱处理的发生时间；从坡上至坡下表层0～5cm土壤的临界含水量有逐渐增加的趋势。

Simulate the water film formation conditions at the time of tillage parts touching soil, tested the optimal combination of etching Plowshare Steel surface contact angle.

模拟耕作时触土部件形成的水膜条件，测试了刻蚀的最优组合的犁铧钢表面的接触角。

With exception of soils that are cold and wet at planting time, no evidence exists that surface broadcasting of potassium fertilizer is not an adequate method of fertilization under reduced tillage.

除非在播种时土壤寒冷潮湿，没有证据表明在少耕制下钾肥地表撒施是一种不适当的方法。

The Research of Working Surface Geometry of Tillage Machine

耕作机械工作表面几何形状的研究

Splash erosion effects of tillage practices on soil surface roughness under different rainfall conditions

降雨条件下耕作方式对地表糙度的溅蚀效应等离子溅射复合刻蚀