1.
Study on Air Leakage Law of Goaf in High Gassy Fully Mechanized Coal Mining Face with Y Type Ventilation
高瓦斯综采面Y型通风采空区漏风规律研究
2.
Research on Gas Field in Gob with Y-type Ventilation System by Numerical Simulation
Y型通风方式下采空区瓦斯流场数值模拟研究
3.
Study on the Law of Coal Spontaneous Combustion in Goaf of Fully-mechanized Face with Y-type Ventilation
综采工作面Y型通风采空区煤炭自燃危险性研究
4.
An analysis of source of mine gas in faces in extracontiguous protective seams and a study on optimization of Y-Γ ventilation system
超近距离保护层工作面瓦斯来源分析及Y+Γ型通风系统优化研究
5.
Investigation of Hydroforming Thin-walled Y-shaped Three-way Tubes and Effects of Axial Feed Ratio
薄壁Y型三通管内高压成形及补料比的影响
6.
Malleable cast iron pipe fittings--Type size--Y Piece reducing(tees)
GB/T3289.18-1982可锻铸铁管路连接件型式尺寸Y型异径三通
7.
Numerical Simulation and Optimization of Unsymmetrical Y-shaped Tube in Hydroforming Process
非对称Y型三通管内高压成形过程数值模拟及参数优化
8.
explosion-proof ventilated synchronous motor
防爆通风型同步电动机
9.
decationized Y sieve
脱阳离子Y型分子筛
10.
Model of Critical Velocity for Fire Ventilation in Horizontal Tunnels
水平隧道火灾通风纵向临界风速模型
11.
Analysis and Practice of Replacement of Y/Y Type Converter Transformers at Different Converter Stations
不同换流站Y/Y型换流变压器置换分析与实践
12.
T-type (Y-type) circulator (junction circulator)
T型(Y型)环行器(结环行器)
13.
Among commonly used types are those employing either a propeller or cups for measuring wind speed and a vane for measuring wind direction.
普通使用的型式是测量风速的叶扇或风杯及测量风向的风标。
14.
Young Men's Christian association is commonly abbreviated to Y. M. C. a.
基督教青年会通常缩写成Y. M. C. a.
15.
We can construct many functions by assuming x=y.
我们可通过假设x＝y组成许多函数。
16.
Formulation of general solution of 2-or equation y"+py +qy = f(x);
二阶方程y″+py′+qy=f(x)通解的公式解法
17.
Microstructure of as-cast Mg-Zn-Y alloys
普通凝固Mg-Zn-Y系合金组织
18.
On Y-shaped Line Operating Organizations of Urban Rail Transit
城市轨道交通Y形线路运营交路研究