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By the study of influence factors, the logarithmic relation between effective juxtaposition thickness of cap rock destructed by fault and gas column height sealed by cap rock was found.

根据我国部分与断层有关的大-中型气田气柱高度资料，发现了有效断接厚度与所能封闭的最大气柱高度的对数线性关系，并由此提出了评价被断层破坏的盖层封闭能力的新方法。

Vacuum consolidation test and load consolidation test were performed and compared for different kind of soil samples. After analyzing the results of tests, the four major mechanisms of vacuum consolidation were defined as: variation of capillary potential, drainage of sealed bubbles, vaporization and action of atmosphere pressure, in which, the action of atmosphere pressure is the most important factor.

首先对不同土样进行了一系列室内真空固结和加载固结的对比试验，通过对试验结果的比较分析，明确了抽真空引起土样固结的原因，即抽真空作用会在四个方面对试样产生影响：毛细管势的改变、封闭气泡的排出、汽化现象及大气压的作用，而其中大气压的作用是最主要的。

A powder storage and delivery system for a drug powder inhaler has a carrier disk with a blister shell sealed by a shear layer.

本发明涉及一种用于药粉吸入器（20）粉末储存和输送系统，其具有一个带凸泡壳体（54）的承载盘（46），其中凸泡壳体（54）由剪切层（56）密封。

A hydraulic self-sealed swab bing wellhead assembly with anticollision crown;2. An economical and safe casing swab bing tool;3. If sand is not sunk, by operation of swab to build a different pressure between up and down of sunk sand to form a de- terminate pressure stir makes the sand to sink to reach the objective of unstuck.

冲管解卡工艺是将小直径的管柱下入到油管中，在油管中建立液流的循环通道，利用该通道把砂子带到地面，一直冲洗到人工井底，给油管外的砂子下沉留有一定的口袋；若砂子不下沉，可以通过抽汲在沉砂上下建立压差，形成一定的压力激动，使砂子下沉，达到油管解卡的目的。

Urban systems generally use a large number of low-pressure valves, and to the development of environment-friendly and energy-sing, that is used in the past low-voltage iron gate valve and gradually turn to environment-friendly plastic sheet valve, balance valve, metal sealed butterfly valve and the transition of the center line butterfly valve seal .

城建系统一般采用大量低压阀门，并且向环保型和节能型发展，即由过去使用的低压铁制闸阀逐步转向环保型的胶板阀、平衡阀、金属密封蝶阀及中线密封蝶阀过渡。

Urban systems generally use a large number of low-pressure valve, and to environmental protection and development of energy-saving, that is, by the use of low pressure over the last steel valve towards environment-friendly plastic valve, balance valve, metal sealed butterfly valve and the center line butterfly valve seal transition, oil and gas to the pipeline of development projects, which in turn requires a large amount of flat gate valve and ball valve

2城建系统一般采用大量低压阀门，并且向环保型和节能型发展，即由过去使用的低压铁制闸阀逐步转向环保型的胶板阀、平衡阀、金属密封蝶阀及中线密封蝶阀过渡，输油、输气工程向管道化发展，这又需要大量的平板闸阀及球阀

Pottery burn to a certain stage of development humans have gradually changed the kiln structure and increased the intensity of the kiln chamber sealed to achieve the burning process on the protection of painted pottery production.

彩陶烧制发展到一定阶段，人类便逐渐改变了陶窑结构，加大了窑室的密封力度，以达到烧制工艺对彩陶生产的保障。

The second step:.add nitrogen gas into the system,check whether pressure gauge changed after 24 hours, if the pressure drops, that means sealed system is not good, need to find out the leakage point and repair welding.

第二步，将封好的系统，冲入氮气封好，饱压24小时，看压力表掉压了没有，如果压力下降，证明制冷系统没有封好，需要找出漏点，进行补焊。

In the light of the problems with imported offshore wellhead, such as being bulky and expensive and being inconvenient to mount and maintain, Model HKY65―21 offshore wellhead is developed. This wellhead consists of tubing head assembly, PHK plate gate valve, safety valve, stop valve, clamp, small four-way connection and choke, and it is small-sized, light-weighted, high-strength, corrosion- and abrasion-resistant, reliably sealed and convenient to mount and maintain. Application shows that the wellhead can satisfy the requirements of offshore production with good performance.

针对海上油田所用国外采油井口装置存在体积庞大笨重、价格昂贵以及与国产设施不配套和安装维护不便等问题，研制了HKY65―21型海上井口装置这种井口装置主要由油管头总成、PHK平板闸阀、井口安全阀、截止阀、卡箍总成、小四通和节流器组成，具有体积小、重量轻、强度高、防腐耐磨、密封可靠和安装维护方便等优点现场使用128套的实践表明，其各项技术性能指标均能满足海洋石油生产的要求，完全可以取代进口产品，经济效益可观

Production is mainly a one-off paper cups, brushes, mops, soapbox, kitchen supplies, microwave±, sealed cans, fruit plate, clip, mirror, trash can,±, space cup, visco-plastic hook series of daily-use products.

现公司主要生产一次性纸杯、刷子、拖把、肥皂盒、厨房用品、微波保鲜盒、密封罐、果盘、夹子、镜子、垃圾桶、口杯、太空杯、粘钩等一系列塑料日用产品。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。