1.
It is not necessary to replace air with inert gas.
不必用惰性气体置换空气。
2.
Study on length of mixed region during gas purging in pipeline
管道气体置换混合长度变化规律研究
3.
Research on a Continuous Technology of Modified Atmosphere Packaging and the Gas Exchange Device
一种连续式气调包装工艺及其气体置换装置的研究
4.
Flow Field Analysis and Structure Optimization of Gas Flushing Replacement
冲洗式气体置换的流场分析及其结构优化
5.
Simulation Analysis of 3-D Flow Field within Gas Replacement Devices of Modified Atmosphere Packaging Machine with Trays
盒式气调包装机气体置换结构内部3-D流场的模拟
6.
dilution air plant
换风装置空气供给装置
7.
Improvement of "the Measurement of the Molar Gas Constant R by Displacement method";
“置换法测定摩尔气体常数R”的教改研究
8.
atmospheric displacement
空气置换转化为蒸汽
9.
Investigation on Nitrogen Gas Replacement in Natural Gas Pipeline;
天然气管线氮气置换混气段规律研究
10.
DISCUSSION OF GAS SHIFT PROCESS OF SHELL COAL GASIFICATION PLANT
壳牌粉煤气化装置煤气变换工艺探讨
11.
transistorized channel translating equipment
晶体管化波道调换装置
12.
A total of 16 Bryan cervical disc prosthesis were implanted. Single level disc was replaced in 12 cases while hi-level in 2 cases.
单节段置换12例,双节段置换2例,共置换16个椎间盘假体。
13.
an apparatus that converts vapor into liquid.
把气体变成液体的装置。
14.
The study and research into the problems with liquid-oil-gas-carrying tank cars by using nitrogen replaceable equipment;
处置液化石油气汽车槽车事故的氮气置换装置研究
15.
Determination of density and total porosity Mercury displacement method??
密度和总气孔的测定? 汞置换法
16.
Air-cooler is an ordinary heat exchange set.
中冷器（气冷却器）一种常用热交换装置。
17.
Experimental Study on Characteristics of Up-fixing Diffusers and Space Air Distributions of Displacement Ventilation;
上置置换通风风口特性及气流组织实验研究
18.
Replacement of Nitrogen Application and Research in the Natural Gas Pipeline from Zi-bo to Lai-wu;
氮气置换在淄博—莱芜天然气管道中的应用研究