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水分亏缺 water deficit


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更多 “水分亏缺 water deficit” 相关考题
考题 A child with Attention Deficit Hyperactivity Disorder may have symptom of( ) . A、Attention difficultiesB、Be over-activeC、Eating disordersD、Impulsiveness

考题 非充分灌溉制度,说法正确的是:() A.我国在非充分灌溉实践中,对旱作物有的是采用减少灌水次数或j减少灌水定额的方法。B.水分亏缺可分为土壤水分亏缺和作物水分亏缺两种。C.抓适宜土壤含水量下限,以减少灌水定额。D.抓作物需水临界期,以减少灌水次数。

考题 deficit is the amount by which a sum of money falls short of the required or expected amount.()

考题 一般水分因素亏缺可分为:() A.土壤水分亏缺和作物水分亏缺两种。B.空气水分亏缺和作物水分亏缺两种。C.大地水分亏缺和作物水分亏缺两种。D.土壤水分亏缺和空气水分亏缺两种。

考题 The excess of issue price over par of common stock is termed an (). A.premiumB.incomeC.discountD.deficit

考题 The height of tide is the ______.A.depth of water at a specific time due to tidal effectB.difference between the depth of the water and the area's tidal datumC.difference between the depth of the water and the high water tidal levelD.difference between the depth of the water at high tide and the depth of the water at low tide

考题 植物体内水分亏缺使光合速率减弱的原因何在?

考题 非充分灌溉中的水分因素亏缺可分为()A、降雨量亏缺、作物水分亏缺B、降雨量亏缺、光照强度亏缺C、土壤水分亏缺、作物水分亏缺D、土壤水分亏缺、叶片面积亏缺

考题 水分亏缺

考题 水稻生产中,温度过高或过低、水分亏缺、光照不足等均可能引起花粉败育。

考题 反应性亏损 deficit reactivity

考题 在温度上升、光强减弱、水分亏缺、氧浓度增加等条件下,CO2补偿点()。A、降低B、不变C、上升

考题 Modified deficit round robin supports which of these functionalities?()A、priority queueB、weighted fair queuesC、round-robin service of output queuesD、LLQ

考题 过度水分亏缺的现象,称为干旱。因土壤水分缺乏引起的干旱称()干旱。

考题 单选题Supposing there is a water container. The taller the container, ______ at the bottom.A greater will the water pressure beB the water pressure will be greaterC the greater the water pressure will beD greater the water pressure will be

考题 单选题We use () to distill fresh water from sea water.A engineB sea water pumpC cylinder coolerD fresh water generator

考题 单选题Why the cooling water of the diesel engine should be treated? Because the()A Cooling water is alkalescenceB cooling water is acidityC cooling water has salinityD cooling water has impurity

考题 单选题The height of tide is the ().A depth of water at a specific time due to tidal effectB difference between the depth of the water and the area's tidal datumC difference between the depth of the water and the high water tidal levelD difference between the depth of the water at high tide and the depth of the water at low tide

考题 单选题淡水注入管()A fresh water filling pipeB sea water filling pipeC ballast water filling pipeD bilge water filling pipe

考题 单选题Supposing there is a water container. The taller the container, _____at the bottom.A greater will the water pressure beB the water pressure will be greaterC the greater will be the water pressureD greater the water pressure will be

考题 单选题In a diesel engine jacket water cooler, with seawater cooling the fresh water, the()A sea water temperature must never be warmer than 40℃B jacket water pressure should always be greater than the sea water pressureC jacket water temperature must always be less than 60℃D jacket water pressure must always be less than the sea water pressure

考题 名词解释题水分亏缺

考题 名词解释题水分亏缺 water deficit

考题 单选题非充分灌溉中的水分因素亏缺可分为()A 降雨量亏缺、作物水分亏缺B 降雨量亏缺、光照强度亏缺C 土壤水分亏缺、作物水分亏缺D 土壤水分亏缺、叶片面积亏缺

考题 单选题植物水分亏缺时,叶片中ABA含量(  ),促使气孔(  )。A 增加,关闭B 增加,张开C 降低,关闭D 降低,张开

考题 填空题过度水分亏缺的现象,称为干旱。因土壤水分缺乏引起的干旱称()干旱。

考题 名词解释题ADHD(attention deficit with hyperactivity disorder)