1.
Study on the Removing of NH_3-N in Landfill Leachate by Vacuum-pumping;
真空抽吸法脱除垃圾渗滤液中氨氮的研究
2.
The Contrast Studies on Two Methods of Drawing Vacuum-packed Powder Drugs
两种抽吸真空包装粉剂药物方法的对比研究
3.
a suction pump used to create a partial vacuum.
用于使局部真空的抽吸泵。
4.
Research on Vacuum Pump of Three Function: "Pumping-Breaking-Transporting";
“抽吸－破碎－输送”三功能真空泵的研究
5.
Operating by means of suction or by maintaining a partial vacuum.
抽真空的用吸取的方式或用维持部分真空的方式来运作的
6.
The air is evacuated from the furnace.
从真空炉中抽出空气。
7.
Development of the great-flow control valve used for the vacuumpumping water system with multistage centrifugal pumps
用于多级离心泵抽真空吸水系统的大流量控制阀的开发研制
8.
Method for Replacement of Oil Immersed Power Transformer Butterfly Valve by Vacuum
抽真空更换油浸电力变压器蝶阀的方法
9.
neon light tube vacuum pump
霓虹灯管真空抽气泵
10.
evacuated quartz tube heater
抽真空式石英管加热器
11.
The interior of the tube is highly evacuated.
管内被抽成高真空。
12.
It utilize vacuum r elease and suck function get rid of air( oxygen) of supplies, suppress and oxidize and not brown to turn, Improve the quality of the products.
它利用真空抽吸作用去除物料中的空气（氧气），抑制氧化和褐变，提高产品的品质。
13.
emptied by being pumped out or having a vacuum created.
通过抽空或者制造真空来使之空。
14.
Install a vacuum relief anti-siphon device in the cold water inlet line.
在冷水进水管上安装一个反虹吸的真空安全法。
15.
DETERMINATION OF CALCIUM IN SODIUM BY VACUUM DISTILLATION-ATOMIC ABSORPTION SPECTROPHOTOMETRY
真空蒸馏-原子吸收法测定金属钠中微量钙
16.
The Method to Manufacture Composite Bending Pipes by Expendable Pattern Casting under Vacuum
用消失模真空吸铸法制备双金属复合弯管
17.
Study on Vacuum Suction Casting for TiAl-Based Alloys
TiAl基合金金属型真空吸铸成形方法研究(英文)
18.
Practical Use of Vacuum Mortar Method in the Construction of NE Directional Ramp Bridge
真空吸浆法新工艺在NE定向匝道桥的应用