Under ample water conditions, the water use efficiency of Lumai7 is higher than that of Lainong8834. Under water stress conditions, it is converse.
在水分充足条件下，鲁麦7号水分利用效率高于莱农8834，在水分胁迫条件下则反之。
Regulation and the mechanisms of nitrogen form on water utilization of maize under fixed partial root-zone water stress conditions were investigated.
通过研究固定根区水分胁迫下氮形态对玉米水分利用的调节与作用机制，为局部根区灌溉水氮高效利用提供理论依据。
The distribution of stress of structures of water gate under conditions of different support restraints is analyzed and some advices are given to improve the design and construction.
还分析研究了闸门在不同支承约束情况下，构件应力的分配变化规律，提出了相应的改进措施和建议。
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