master and block valve是什么意思

网络释义

用法例句

plugging device

油管堵塞器和工作筒

Development and Field Experiment of Removable Tubing Plugging Valve

可取式油管堵塞阀的研制与现场试验

Oil pump suction tube loose, broken, bent or clogged

油泵吸管松动、破损、弯曲或堵塞

Clogged pipes backed up drain water.

阻塞的水管堵塞了沟水。

Excessive pressure may develop in the tank because of plugged or pinched lines or from a plugged liquid vapor separator or charcoal canister

由于管路堵塞，压瘪或油气分离器和活性炭罐被堵塞，油箱里会产生过高的压力。

One of the air ducts has become blocked.

有一条输气管堵塞了.

a blockage in an artery, drain-pipe, etc

动脉、 排水管道等的堵塞.

The overflow from the bath is blocked.

浴盆的溢流管堵塞了.

pipes blocked by ice in winter

冬天因结冰堵塞的管子.

The pipe has been clogged up with sand.

管道已被沙子堵塞了。

The pipe may tend to become clogged near the lower end.

管道下端易于堵塞。

Dirt choked the drain.

排水管被污泥堵塞。

Study on Plugging of Huanxi Heavy Oil Reservoir and Application of Deplugging Technology

欢西稠油油藏堵塞研究及解堵技术的应用

occlusion of a blood vessel by an embolus (a loose clot or air bubble or other particle).

血管被拴塞物（凝块或气泡）堵塞。

gas oil-determination of cold filter plugging point

柴油-滤波器堵塞点测定法

The machine got clogged (up) with grease.

那机器因油污的堵塞而运转失灵。

STUDY ON FORMATION PLUGGING MECHANISM IN HENAN OILFIELD POLYMER FLOODING BLOCK

河南油田聚合物驱地层堵塞机理研究

Analysis of plugging problems about field experiment of micro-gel-flooding in Xiaermen Oilfield;

下二门油田微凝胶驱油现场试验堵塞问题分析