在建立密闭式鸡舍机械通风系统气流运动方程的基础上，推导了由流函数和势函数表示的气流运动控制方程。
On the basis of the establishment of air movement equations in a confined ventilated chicken house, the governing equation, represented by the stream function and potential function, is deduced.
首先，人们对机械通风和自然通风的最佳平衡进行了预测，当与只使用自然通风相比较时，用它来决定机械通风系统能够给予的最大潜在储量。
First, the optimum balance of mechanical and natural ventilation is estimated and used to determine the maximum potential saving it could give when compared with natural ventilation alone.
生物质锅炉用于给室内供暖，由一个机械通风设备和热量回收系统支持，这有助于使上升到天花板顶部的热空气进行循环。
A biomass boiler used to heat the interior is supported by a mechanical ventilation and heat recovery system, which helps to circulate warm air that rises to the top of the high-ceilinged Spaces.
自然通风是不使用风扇和其他机械系统进行室内外气体交换的通风方式。
Natural ventilation is the ventilation of a building with outside air without the use of a fan or other mechanical system.
文章具体解释了房屋为什么需要机械通风，并站在设计和安装的立场上分析了一个理想系统应具备的主要特征。
The article explains why houses need to be mechanically ventilated and examines the main characteristics of an ideal system from the standpoint of design and installation.
项目有地板供暖系统和机械通风，后者带有居住者能控制的高效热回收系统。
There is a floor heating system as well as a mechanical ventilation with a highly efficient heat recovery system that the residents can control.
介绍了该厂房生产区、生活服务区及机械室的空调通风与制冷系统的设计及特点。
Presents the air conditioning and ventilating system design and its characteristics for the producing area, living quarter and mechanical room of the workshop.
一套带热回收系统的机械通风装置将温室中的热空气送至厨房和两间卧室供采暖之用。
A mechanical ventilation with heat recovery system which takes warm air from the conservatory serves the kitchen and the two bathrooms.
介绍一种可靠的井下通风设施新型机械传动风门闭锁系统，已投入应用并取得良好效果。
Here one kind of reliable ventilation system (new type of mechanical drive closedown system for the wind door) is introduced, which has already been applied and good results have been obtained.
对于合理应用机械-自然交替通风系统，节能降耗具有实际意义。
It is of practical significance to the rational application of the mechanical-natural ventilation system and the energy saving and consumption reduction.
中央空调系统通过天气预报自行控制室温，室外自动洒水设备可根据土壤含水量和天气预报自动调节，机械通风设备在室内二氧化碳超标的情况下会自动运行。
The HVAC system ADAPTS to the weather forecast, the irrigation system operates according to soil moisture and rain forecast, and mechanical ventilation activates when the concentration of C02 is high.
分析了流体力学在采掘机械中灭尘及液压系统、通风机械、选矿机械，尤其是在新型选矿机械中的应用。
Analyzed the application of hydrodynamics at the fields of removing of dust in excavate machine, hydraulic system, fanner machine, concentrator machine, especially the use in new concentrator machine.
为使船上的通风空气新鲜洁净，以利船员身体和机械工作，宜设置空气净化系统。
So air purification system should be installed to ventilate the air on ship for crews' health and machinery.
我们的产品广泛应用于：IT领域，运动器材，通风设备，焊机设备，电源系统，医疗电子仪器，机械设备等行业。
Our products are widely used in IT areas, sports equipments, ventilation systems, welding machines, power supplies, medical and electrical instruments, machinery equipments and so on.
我们的产品广泛应用于：IT领域，运动器材，通风设备，焊机设备，电源系统，医疗电子仪器，机械设备等行业。
Our products are widely used in IT areas, sports equipments, ventilation systems, welding machines, power supplies, medical and electrical instruments, machinery equipments and so on.
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