One crux of energy saving irrigation techniques is to investigate appropriate thirst signals of water saving irrigation control.

节水、节能灌溉技术的关键之一在于寻求合理的节水灌溉控制信号。

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Although Warren is the last to say there is one problem and one quick fix, the crux of the matter is the huge chasm between policy makers and those forced to do the implementation.

虽然沃伦(Warren)是最近一个才表示，“当前只有一个问题，而且这个问题还有个快速的解决方法”，但问题的关键是决策者们和那些被迫去实现这些决策的人之间的裂痕。

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Protection of the occupants is always one of the crux problems in the vehicle passive safety research.

汽车乘员在前碰撞中的损伤防护一直是汽车被动安全研究的关键问题之一。

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This, to me, is the crux of the argument for day-one and on-disc DLC.

FORBES: More Games Should Have Day-One DLC

The Willys MA78621, one of approximately 45 known models in existence, is at the crux of this legacy.

FORBES: 1941 Jeep Willys at Chrysler Museum

One care professional at the hospital didn't know why he had been sectioned, and this is the crux of the problem.

BBC: Dementia care: Your stories