查询词典 air gas

To solve the problem of heat saving and gas pollution in industry kiln,an environmental protection device has been designed,which reheats the air using special equipments and uses the bag filter to clear up the gas.

解决工业炉窑上烟气的余热利用和排烟污染问题，设计了一套具有节能、无污染排放功能的环保设备，采用蓄热装置预热空气，布袋除尘消除黑烟排放。

To solve the problem of heat saving and gas pollution in industry kiln, an environmental protection device has been designed, which reheats the air using special equipments and uses the bag filter to clear up the gas.

解决工业炉窑上烟气的余热利用和排烟污染问题，设计了一套具有节能、污染排放功能的环保设备，采用蓄热装置预热空气，布袋除尘消除黑烟排放。

The following cases, to go with locator: 1, medium pressure high pressure big time; 2, valve diameter is large Forged Gate, Globe, Check Valves (DN 00); 3, high or low temperature control valve; 4, the action necessary to raise the speed control valve; 5, using standard signal, the operation of non-standard spring when the implementing agency (20 ~ 100KPa spring outside the range); 6, when used for sub-process control; 7, when the valve to achieve the reverse action (air to close each open-type gas conversion); 8, need to change the valve's flow characteristic time (you can change the positioner cam); 9, no spring actuator or piston actuator, the proportion of action to achieve the time; 10, electrical signals to operate pneumatic actuator must Distribution - gas valve positioner.

下列情况下，要配定位器： 1、介质压力高、压差大的时候； 2、调节阀口径大时（DN00）； 3、高温或低温调节阀； 4、需要提高调节阀的动作速度时； 5、用标准信号、操作气动管路截止阀非标准弹簧的执行机构时（20～100KPa以外的弹簧范围）； 6、用于分程控制时； 7、使阀门实现反向动作时（气关式和气开式互相转换）； 8、需要改变阀的流量特性时； 9、无弹簧执行机构或活塞执行机构，要实现比例动作时； 10、用电信号去操作气动执行机构时，必须配电-气阀门定位器。

The following cases, to go with locator: 1, medium pressure high pressure big time; 2, valve diameter is largeForged Gate, Globe, Check Valves (DN 00); 3, high or low temperature control valve; 4, the action necessary to raise the speed control valve; 5, using standard signal, the operation of non-standard spring when the implementing agency (20 ~ 100KPa spring outside the range); 6, when used for sub-process control; 7, when the valve to achieve the reverse action (air to close each open-type gas conversion); 8, need to change the valve''s flow characteristic time (you can change the positioner cam); 9, no spring actuator or piston actuator, the proportion of action to achieve the time; 10, electrical signals to operate pneumatic actuator must Distribution - gas valve positioner.

下面所开列情况下，要配定位器：一、介质压力高、压差大的时辰； 2、调节阀口径大时（DN00）； 3、高温或低温调节阀； 4、需要提高调节阀的动作速度时； 5、用标准旌旗灯号、操作气动管路截止阀非标准弹簧的执行机构时（20～100KPa以外的弹簧范围）； 6、用于分程节制时；七、使阀门实现逆向动作时（气关式和气开式互相转换）； 8、需要改变阀的流量特性时；九、无弹簧执行机构或活塞执行机构，要实现比例动作时； 10、用电旌旗灯号去操作气动执行机构时，必须配电-气阀门定位器。

When mine pit tunneling tunnel, breathes the fresh air for the supplies staff, the noxious gas which the dilution tunneling working surface's gas and produces, the mine dust, the creation good working condition, must carry on to the tunneling working surface ventilates.

在矿井掘进巷道时，为了供给工作人员呼吸新鲜空气，稀释掘进工作面的瓦斯及产生的有害气体，矿尘，创造良好工作条件，必须对掘进工作面进行通风。

When mine pit tunneling tunnel, breathes the fresh air for the supplies staff, the noxious gas which the dilution tunneling working surface's gas and produces, the mine dust, the creation good working condition, must carry on to the tunneling working surface ventilates.

以下为资料的部分内容，如需要全部资料请点击获取全文论文编号：JX469 有设计图，论文字数：16437，页数：61在矿井掘进巷道时，为了供给工作人员呼吸新鲜空气，稀释掘进工作面的瓦斯及产生的有害气体，矿尘，创造良好工作条件，必须对掘进工作面进行通风。

When mine pit tunneling tunnel,breathes the fresh air for the supplies staff,the noxious gas w你好ch the dilution tunneling working surface''s gas and produces,the mine dust,the creation good working condition,must carry on to the tunneling working surface ventilates.

论文编号：JX469有设计图，论文字数：16437，页数：61摘要在矿井掘进巷道时，为了供给工作人员呼吸新鲜空气，稀释掘进工作面的瓦斯及产生的有害气体，矿尘，创造良好工作条件，必须对掘进工作面举行透风。

Through doing thermodynamic simulation on the relationships among equilibrium concentration of gangue heap exhausted gas to temperature,pressure ratio and proportion of vapor in air and gas concentration of self-combustion gangue heap,the thermodynamic condition of spontaneous gangue heap to explode was got.

通过对自燃煤矸石山内部烟气的平衡浓度与温度、压力比、水-空比之间关系的热力学模拟，得到了自燃煤矸石山发生爆炸的热力学条件。当α=100，p/pθ=100，T=800~1 200 K时，煤矸石燃烧烟气中CO，CO2，H2，CH4和水蒸气的平衡浓度分别为：0.002~0.422，0.034~0.170，0.049~0.126，0.005~0.355和0.004~0.904，CO，H2，CH4爆炸性气体可发生化学爆炸。

JLFQF series throttlings of flow fix press air escape valve, Chief is used for at ocean oil gas well platform, Install sum oil transfer pipe connect place at oil gas well, Body of valve surface adopt spray model style increase valve surface at sea on endure rotten and beautiful.

JLFQF系列节流定压放气阀，主要用于在海洋油气井平台，安装在油气井和输油管道的连接处，阀体表面采用了喷塑的方式增加了阀门表面在海上的耐腐度且美观。

JLFQF series throttlings of flow fix press air escape valve, Chief is used for at ocean oil gas well platform, Install sum oil transfer pipe connect place at oil gas well, Body of valve surface adopt spray model style increase valve surface at sea on endure rotten and beautiful.

JLFQF 系列节流定压放气阀，主要用于在海洋油气井平台，安装在油气井和输油管道的连接处，阀体表面采用了喷塑的方式增加了阀门表面在海上的耐腐度且美观。可配保温式定压放气阀，其作用为不受环境的影响，可正常工作。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。