The characteristic constant of water uptake was compared with disintegration time in order to investigate the relationship between water uptake and disintegration.
将吸水特性常数与片剂崩解时间进行比较，考察水渗透与片剂崩解的关系。
At the same time provide will cut off the constant pressure water supply, long, endoscopic wash-infection machine, sterilization kettle and mature control system.
同时提供定长切断、供水恒压、内窥镜洗消机、灭菌釜等成熟的控制系统。
In water supply system, water supply in constant pressure means that terminal pressure keeps constant all the time when the quantity of dispended water varies.
在供水系统中，恒压供水是指在供水网系中用水量发生变化时，出口压力保持不变的供水方式。
Parameter of pore water pressure is not constant and changes with time.
孔压系数随时间而变化，并不是常数。
However since VWV system is multivariable, strongly coupled, nonlinear and time variant, its design performance and management are more difficult than constant flow chilled water volume system's.
但是变水量空调系统具有多变量、强耦合、非线性、时变的特点，其运行和管理相对于定水量系统难度大些。
There are large variations of atmospheric water vapor from place to place and from time to time, but the total quantity over the entire Earth is virtually constant.
尽管大气中的水汽的含量随时间和地点的不同有很大的变化，但它在整个地球上的总量实际上是不变的。
This paper describes a new technology for water supplying system with constant pressure. It is verified that the system has obtained good economic and social benefits through time sharing operation.
介绍运用变频调速恒压供水技术，根据用户需水量变化情况，分时间段设定合适的压力值进行操作，取得了良好的经济和社会效益。
Research results showed that the surface shape factor was not a constant value, but a variable value with the change of irrigation time, water advance distance and other factors.
研究表明同一次畦灌过程中地表储水形状系数并非恒定值，而是随灌水时间和水流推进距离等因素变化的。
Research results showed that the surface shape factor was not a constant value, but a variable value with the change of irrigation time, water advance distance and other factors.
研究表明同一次畦灌过程中地表储水形状系数并非恒定值，而是随灌水时间和水流推进距离等因素变化的。
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