undisturbed water

Double PLC Hot standby technology realizes the date sharing and the undisturbed switching, reinforces the system reliability. The paper analyzes a water-pressure control system of thermocycling pump in vulcanization discusses the application of this technology in practical projects.

文章通过对橡胶行业硫化工艺热循环水泵压力调节控制实例地介绍，阐述了双PLC完全热备技术，实现数据共享，进而实现无扰动切换，提高系统运行可靠性的方法。

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The sun is warm water of the river undisturbed.

阳光正暖,江面水波不兴.

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The undisturbed soil of the saline-alkaline grassland had the characteristics of hard soil, poor permeability, weak preserving water capacity, and the inhibition for the growth of the grass and the crop, so the produced potentiality of the crop did not adequately play.

盐碱化草原的原状土土壤坚硬而密实，土壤通透性差，涵养水分能力弱，对牧草和作物的生长发育具有抑制作用，作物的产出潜能也不能得到充分发挥。

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This body of water is of the last undisturbed ecosystems of its kind in the world.

这些水是世界上该种类最后未被污染的生态系统.

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