The authors propose a method of gas emission forecast and that of determining reasonable ventilation parameters in fully mechanized face with high contents of methane.
提出了高沼气综采工作面沼气涌出的预测方法及合理通风参数的确定方法。
The parameters of many software functions, such as e. g. a final ventilation period, can be set by the operating personnel on site.
其还提供很多软件功能的参数设定，如：后吹扫的时间等可由操作人员就地设定。
The-tunnel ventilation control and monitoring system is introduced. The contents include the basic technical requirement, control principle, monitoring parameters and implementation.
介绍隧道通风控制与监测系统，包括基本技术条件、控制原理、监测参数和实施。
The flow resistance of the tunnel and the boosting capacity of jet fan in the tunnel are the foundation to calculate the tunnel ventilation, they are the first ascertained parameters.
隧道的流动阻力和风机在隧道内的升压力是隧道通风计算的基础，是进行通风计算首先要确定的参数。
This variation has infinite solution. It is only applicable in the invariant state of ventilation network structure and parameters.
这种变换存在着解的无穷性，并且仅适用于通风网路的结构和参数不变的状态。
In medicine workshop, because the heat and humidity of each room is different, the ventilation state of each room should be different when same indoors air parameters are attained.
医药工业厂房中，由于各房间热湿负荷不同，如果满足每个房间都达到同一个室内空气参数，就要求每个房间送风状态点不一样。
This intelligent monitoring system can detect the potential danger of the ventilation system through monitoring the parameters of wind pressure, wind speed, temperature and so on.
该智能监测仪通过对井下风压、风速、温度等参数的监测，找出煤矿通风系统存在的隐患。
Results: Negative pressure ventilation produced an increase in tidal volume and no influence on hemodynamic parameters.
结果：间歇负压通气能够增加实验犬潮气量，但对血流动力学无影响。
The derived formula of Critical ventilation velocity is simple and easy to determine the unknown parameters which help predict Critical ventilation velocity and can be promoted.
所导出的临界风速公式结构简单、未知参数容易确定，便于对临界风速的预测，可以用来推广使用。
The derived formula of Critical ventilation velocity is simple and easy to determine the unknown parameters which help predict Critical ventilation velocity and can be promoted.
所导出的临界风速公式结构简单、未知参数容易确定，便于对临界风速的预测，可以用来推广使用。
应用推荐