在干旱地区,持续监测植物的“水应力(waterstress)”尤其重要。在这方面,传统做法是测量土壤含水量,或者开发计算地表蒸发和植物蒸腾总量的蒸散量模型。
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淬火裂纹:裂纹在钢材的淬火或淬火后形成,由于冷却时的高应力所造成;也有可能是在淬火油中的水所导致。
Quench Cracks: Cracks formed in a steel part during or after quench, resulting from high stresses in cooling; could be caused by water in the quench oil.
本文采用雷诺应力模型计算了水力旋流器的水相湍流流场,计算结果与实验数据吻合很好。
The turbulent flow in a hydrocyclone is predicted numerically using a Reynolds stress model, and the numerical results agree well with experimental data.
偶联剂可保护界面免受水的应力侵蚀。
The coupling agent may protect the interface against stress corrosion by water.
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