堵塞

The results of the field tests show that the technology has a good and soon result of plug removal for water injection wells and oil wells, and it is espectically suited to the treatment of the oil sandbody updip pinch out reservoirs which have bad physical property.

现场试验证明，该技术对改造油水井地层堵塞效果好，见效快，特别适合于物性极差的油砂体上倾尖灭的油层的解堵和改造。

This design appears to be reversible; by rotating the plug cock on the right steam can enter on either side of the rotors.

这个设计似乎是可逆的；旋转堵塞公鸡在右边的蒸汽可以进入两侧的转子。

He is the most hansome plumber in th block, women alway purposely clog their clog their sewer in order to see him.

他是该街区最帅的水管工，女人们总是故意堵塞下水道以此来接近他。

The structures, features, application principles and on-site applications of six kinds of prevention products developed on the basis of above mentioned methods, i.e., the insulation striped arc-protection fitting, clamping post porcelain/ composite insulator, stab-type arc-protection fitting, stab-type clamping post porcelain/composite insulator, ring electrode MOA with external series gap and stab-type electrode MOA with external series gap, are presented.

分析了10 kV配电网绝缘导线雷击断线机理，归纳出&疏导式&和&堵塞式&2种防护思路，介绍了基于2种防护思路研制的剥线型防弧金具、放电箝位柱式瓷/复合绝缘子、穿刺型防弧金具、穿刺型放电箝位柱式瓷/复合绝缘子、环形电极带外串联间隙金属氧化物避雷器和穿刺电极带外串联间隙金属氧化物避雷器6种防护产品的结构、特点、应用原则及现场应用情况。

However, the sea-water system such as condenser and pipings are heavily damaged by blockage in pipes through adhesion and growth of marine organisms and corrosion of copper alloy tubes and tube-sheets in the condensers.

大部分冷却海水管内壁都进行过防腐处理，但是，海水系统中诸如冷却器及连接管总是因海生物的生长而填堵塞，而且海水使铜管及冷却片受到腐蚀。

Comparing tow methods of efficency pre-estimation, it finds out the new method fit for super-low specific-speed pump. Acoording to the study and comparison on efficency and reliability, the thesis points out merits and faults of the 5 types of impeller, and draws a conclusion that the complex impeller and partly blocked-flow-passage impeller are fit for the impellers of super-low specific-speed centrifugal pump.

比较了泵效率预估的方法，提出了适合于极低比转数泵效率预估的新方法，并对其性能要求的效率和可靠性两方面进行了研究比较，指出了五种形式叶轮各自的优缺点，得到结论：复合叶轮和部分堵塞流道的一般叶轮适合作极低比转数泵叶轮。

The only negative comments I have are that the pull start handle is blocked by the front panel, making it necessary to pull the rope partway out and then pull it at about a 30 degree angle to the motor to start it.

唯一的负面评论，我已经是开始的拉手柄是由前面板堵塞，因此有必要拉绳子中途出来，然后把它在约30度角的马达来启动它。

The main body of this Article is regular for being aimed at these problems to Ding Zhou electric power plant, how, analysis in two aspects priority is controlled from pressure boost fan and prepa...

本文针对这些问题以定州电厂为例，通过对湿式烟气脱硫工艺的介绍和对定州电厂目前脱硫系统存在的问题及对策的分析，重点从增压风机控制和烟气烟气换热器堵塞两方面分析如何降低脱硫系统对锅炉稳定运行的影响，保证脱硫系统的安全稳定运行。

A new turbo catheter is designed to treat total occlusions in the superficial femoral artery.

一种新型涡轮导管被设计用于治疗表浅股动脉的完全堵塞。

Fan is constructed of half-open cast aluminum alloyinpeller and aluminum alloy cast worm outer case, smooth surface , non-spakle、cotton-free、non clogged.

1风机采用直叶式半开铝合金压铸叶轮和铝合金压铸蜗壳，表面光洁，具有不产生火花、不粘花、不堵塞等特点

Chrysanthemum of 10 thousand birthday is lax to edaphic requirement, with the arenaceous qualitative loam with fecund, good drainage had better.

万寿菊对土壤要求不严，以肥沃。排水良好的砂质壤土为好。

He unstepped the mast and furled the sail and tied it.

他拔下桅杆，把帆卷起，系住。