tightness

Purpose: to test shutoff valve No.2 for tightness.

目的：检测2号关闭阀的密封性。

Purpose : To test check valves for tightness in the direction of flow.

目的: 检测止回阀在流向上的紧固性.

Purpose : To test check valve No.2 for tightness against flow.

目的: 检测止回阀2号对于回流是否紧密密封.

Presents the management methods of air tightness and vacuum degree.

介绍了机组气密性管理和真空度管理的方法.

Rich vitamin E, hydrates skin after washing without getting tightness and dry.

丰富维生素E, 滋润肌肤,洗后不紧绷,不干燥.

Research of the Conversion Relations between Permeation Amount for Closed Water and Decompression Amount for Closed Air for the Air tightness Test of High Pressure Vessel

高压容器气密性检测的闭水渗透量与闭气降压量换算关系的研究

A series of temporary technical factors, including tax collection and end-of-quarter regulatory deposit requirements, had exacerbated market tightness.

此前，一系列暂时性的技术因素，包括税收集中入库和季度末法定准备金缴存，加剧了市场偏紧的局面。

Purpose: to test valve No.1 for tightness against reverse flow.

目的：检测1号止回阀对于回流的密封性。

Special connections ensure that the system excellent air tightness.

特别的连接方式保证了系统优良的气密性.

Superstructure compressed air ( water supply 、 fire fighting 、 smoke detection ) piping to be done air-tightness test.

上层建筑压缩空气管系 ( 供水管、消防管、烟雾探测管 ) 密性试验.

The design and implementation of the system can complete the test of the instrumentation and equipment performance, status and air tightness of the pitot-static pressure system with a high degree of automation, testing speed and high-precision, easy-to-operate features.

该系统的设计实现可以完成全静压系统的仪表和设备的工作性能、状态及系统气密性的检查，具有自动化程度高、检测速度快和高精度、易操作的特点。

Be responsible for the inspection of piping tightness test , pressure test, strength test, zincification, acid cleaning.

负责管系的密性 、 试压 、 强度试验 、 镀锌 、 酸洗的检验、报验.

Analysis on Results of Air Tightness Test of Generator

发电机严密性试验结果分析

Ref. Freon piping to be done air-tightness test and vacuum test.

冷藏氟利昂管系密性试验和真空试验.

Gussasphalt is characteristic of good tightness, monolithic, flexibility and anti-fatigue behavior.

摘要浇注式沥青混凝土有着不透水 、 整体性强 、 柔韧性好和 抗老化 性能优良的特点.

Fill the last lap after installed, loading pressed to cover operation for further adjustment of tightness.

最后一圈填料装好后，要装紧压盖，运转时再调整松紧度。

Speed, electro-chemical aluminum foil and tightness improper generates this kind of failure.

电化铝箔运输速率与不松度不妥也会爆发这栽障碍.

Deck flushing piping system to be done air-tightness test.

甲板冲洗管系密性试验.

Analyses the characteristics of civil air defense works in decay of annual temperature wave, heat storage and air tightness of the envelope, presents the design and calculation of ventilating and air conditioning systems, gives the cooling load index of civil air defense markets in this city.

分析了地下人防建筑在年温度波衰减、围护结构蓄热、围护结构气密性等方面的特点，介绍了其通风空调系统的设计计算方法，给出了该市地下人防商场的冷负荷指标。

Heart disease often shows itself first as pain or tightness in the chest.

心脏病的前兆常常是胸口疼痛或憋闷。

Cleaning and tightness test should be done about correlation piping.

3相关管路清洁完毕,并经过密性试验、验收结束.

Torn muscles retract, and lose strength, structure, and tightness.

撕裂的肌肉会收缩，丧失原来的力量、结构和紧实度。

Their actions are seen as crucial to the tightness of Gaddafi's control over Libya-over the past decades, today, and in the immediate future.

这些成员掌控着利比亚现政权强大的军事、安全或政治权力，不管是在过去几十年中，还是在不远的将来，这些人的行动都与卡扎菲对利比亚的统治力度息息相关。

Air tightness test for auxiliary boiler ( economize boiler ) on board.

辅锅炉 ( 废气锅炉 ) 装船后气密试验.

This problem is caused by tightness of hip flexors and lower back muscles which pull the pelvic down and forward ( Fig1).

造成这种问题是因为臀部屈曲肌和背部肌肉过紧，进而将骨盆向前下方拉。

Positive shutoff with visual or remote proof of seat tightness.

通过阀座气密性的短程或远程保护提供完全关闭.

Seating load and tightness is dependent on back pressure.

阀座密封负载和紧密性与反压力相关.

The torque control valve of hydraulic tong is developed to protect the scrws of tube and suck rod from being damaged or deformed caused by over tightness.

液压油管钳扭矩控制阀用于油管和抽油杆上螺纹时控制其扭矩值，以免扭矩过大而损坏螺纹或造成本体变形。

Differential pressure method applying on air tightness for brake master cylinder of automobile

差压检测法在汽车制动主缸气密性检测中的应用

The tightness of vacuum system for 300 MW unit no. 2 in Guo'an Electric Power Co Ltd has been tested, the distribution regularity of air leakage points, the leakage detecting method and the leakage eliminating measures being discussed.

对国安电力有限公司2号300MW机组真空系统进行严密性试验，对漏空气点分布规律、检漏方法和消除漏点措施进行了讨论。