flat nozzle造句
例句與造句
- On the basis of all these , the paper researches that the soil moisture content reduces slowly after 7 days , so establishes a main criterion of evaluating watering feature - the increment of average soil water content in 7 15 days . according to these theories , we draw an conclusion - water is injected at the position away from seed zone 3 . 5 ( cm ) , 6 ( cm ) deep with vertical flat nozzle , the effect of watering is better at the operation speed of 0 . 9m / s
得出7天后土壤含水量呈緩慢變化的趨勢,進(jìn)而提出了以7 15天平均土壤含水量與初始含水量的差值作為評價坐水性能的指標(biāo),以此為依據(jù)得出在機組作業(yè)速度由0 . 5m / s增加到0 . 9m / s的情況下,采用豎扁(不帶翅)施水管將所需的水施到種子帶橫斷面內(nèi)3 . 5cm ,深6cm的位置,坐水效果較為理想。 - It's difficult to find flat nozzle in a sentence. 用flat nozzle造句挺難的