查询词典 critical pressure

But, after the fish sinks to the certain water depth (namely"critical depth"), the outside huge pressure can cause it to be unableagain the weak festival air bladder volume.

不过，当鱼下沉到一定水深后，外界巨大的压力会使它无法再凋节鳔的体积。

Described the design of supercritical fluid extraction principles; combination of star anise essential oil of the nature of the proposed extraction conditions for extracting pressure 15MPa, extraction temperature 40 ℃, CO2 flow rate 830 ~ 850L / h, extraction time of 2h, the extraction conditions selected temperature swing separation, further development of the star anise crushed, CO2 super-critical phase transition, extraction, separation and packaging processes; in determining the production process on the basis of material balance, heat balance, extractor size calculation, piping calculation and packaging process is calculated; for the pollution occurred during the production, analysis of pollution sources, pollution control and waste treatment proposed measures; accounting of production costs and value.

本设计阐述了超临界流体萃取技术的原理；结合八角精油的性质，提出萃取条件为萃取压力15MPa，萃取温度40℃，CO2流量830～850L/h，萃取时间2h，根据萃取条件选用变温变压的分离方式，进一步制定了八角粉碎、CO2超临界相变、萃取、分离和包装等工序；在确定的生产工艺流程的基础上进行物料衡算、热量衡算、萃取釜尺寸计算、管路计算和包装工序计算；针对生产过程中出现的污染，分析污染的来源，提出控制污染和废料处理的措施；核算生产的成本和价值。

A critical temperature of water is 100 ℃, its boiling point at standard atmospheric pressure.

在标准大气压力下，水的沸点为100

A critical temperature of water is 100 degrees C--its boiling point at standard atmospheric pressure.

水的临界温度是100摄氏度——即在标准低气压下的沸点。

According to the quantitative analysis, the critical time to stop or run back the wheel and shaft when the driving rotor generating an impulse during strike of the return high-pressure gas is calculated...

介绍了我厂关键设备氧化铝沸腾焙烧炉罗茨鼓风机的功能，及自1997年11月投产以来先后发生四次事故的情况，重点分析了由于高压气体回流冲击而使同步齿轮与轴配合面产生相对滑移的可能，通过定量分析计算高压气体回流冲击时对主动转子产生冲量使其停止或反转的临界时间，同时提出了预防措施。

Catalyst Office of Beijing University of Chemical Technology designs a pressure resistant tank with a view cell, which was used to measure the critical point of six binary systems and the opalescence can be observed.

本文实验采用北京化工大学催化研究室自行研制设计的变体积可视化耐高压容器，利用临界乳光的出现作为临界点判据，对CO〓+环己烷，甲苯，正丁醛，异丁醛，甲醇和乙醇等六组超临界CO〓二元体系临界点进行了测量。

It is the pressure necessary to condense a vapor at the critical point.

它是使一种蒸气在临界点进行冷凝所需的压力。

Based on the balance of forces acting on interior earth fill of a counterfort structure, this paper proposes a theoretical calculation method of earth pressure on each member (including wall slab, counterfort and bottom slab) when the earth fill behind structure is in the condition of active critical equilibrium.

本文从扶壁结构填土的力平衡条件出发，提出了当建筑物后背填土处于主动极限平衡状态或弹性静止状态时作用在各构件上土压力的理论计算方法。

These indexes include the critical velocity, the pressure value , and the height of the smoke layer.

不论建筑的防排烟方案如何，只要各个场所的指标达到这些指标的要求，就可以认为是安全的。

The tests indicated that this type dryer possesses higher critical velocity and smaller pressure drop.

试验表明，该干燥器具有很高的临界速度和较小的阻力。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。