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- The exudation of water from leaves as a result of root pressure. 吐水作用由于根部压力使叶片向外渗水的现象
- The positive xylem pressure, often occurs with low transpiration rate, is termed as root pressure. 摘要在植物弱蒸腾情况下，木质部的水分处于正压状态，这种压力叫根压。
- In the pass, there was attempt to establish the blood vessel model between peripheral blood pressure and aortic root pressure. 过去曾有学者以侵入式量测法量测周边血管与大动脉根部的连续血压，并建构出两者之间的血管模型以探讨周边血管特性。
- Root pressure forms again during vernal season, and cavitation and embolism?are repaired in part.So water transport in trees isn't blocked too. 在春季树木的根压得到恢复，从而使腔隙和栓塞部分消除，水分运输又得以畅通。
- Root pressure tends to build up at night, when the rate of transpiration is low, and is a cause of GUTTATION in some species , especially grasses. 根压也是一些植物尤其是禾草类“吐水”现象的原因之一。
- Root pressure The pressure that may build up in a plant root system due to the root cells, which is thought to help force water upward in the xylem vessels. 根压：由于根渗透势而形成的植物根内压力，可以帮助水分在木质部中的上升，这一作用可通过切断茎，水从切口渗出的现象得到证实。
- Furthermore, the conifers, which are among the tallest trees, have unusually low root pressures. 况且，最高树木中的松柏只有很低的根压。
- the exudation of water from leaves as a result of root pressure 由于根部压力使叶片向外渗水的现象
- It is vain to attempt to root out heresy by force. 试图用暴力消除异端邪说是徒劳的。
- The beer comes out of the barrel under pressure. 啤酒受到压力从桶中流出。
- Our pressure vessel is licensed product. 我厂生产的压力容器是授权生产产品。
- The gardener tore up the plant, root and all. 园丁把园中的花草树木连根全挖了出来。
- Loss of pressure had not registered on the dials. 刻度盘未记录压力下降。
- The plant has not struck root yet. 那棵植物还没生根。
- Air pressure forces the water through the pipe. 空气压力使水通过管道。
- Unhappiness is the root cause of his illness. 不开心是他生病的根源。
- Idleness is the root of all evil. 懒惰乃万恶之源。
- What's the atmospheric pressure today? 今天的气压怎么样？
- The water pressure may need adjusting. 水压可能需要调整。
- Pressure is force per unit area. 压力就是电单位面积上的力。
