- 扁平霧錐噴嘴
- 平頭注嘴
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flat nozzle中文什么意思
例句與用法
- 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(shì)，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(píng)價(jià)坐水性能的指標(biāo)，以此為依據(jù)得出在機(jī)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。