This decreases the quantity of air in that area, and therefore decreases the atmospheric pressure.
这使得该地区的空气质量减小，因此减少了大气压强。
In addition, the railway authority also adjusted the quantity of some items such as matches, lighters, pesticides and air fresheners.
此外，中国铁路局对例如火柴、打火机、杀虫剂、空气清新剂等物品的允许携带数量也进行了调整。
Depending on the quantity of fresh air that is required in the atrium, the BMS adjusts the size of the openings which are equivalent to a quarter of the 14.5m garden wall.
依照中庭中需要的新鲜空气的量，建筑机械系统能够调整开口的大小，14.5米的花园每四分之一的墙体上开口的大小是相等的。
When using compressed air to supply coal evenly, the layout space and quantity of delivery equipment will have a direct influence upon the cooling result in coal face.
采用压缩空气均匀供冷降温的采煤工作面，送风器的布置间距和数量直接影响着采煤工作面的降温效果。
The effect of air quantity and zinc concentration on forming T-ZnO_w whisker is analyzed.
分析了空气量和锌浓度对形成四针状的氧化锌晶须的影响。
The comprehensive construction, greenery quantity, air quality and cultural function play an important role to improve park's services.
公园综合建设、绿量、空气质量和文化功能对发挥公园的功能很重要。
A proposal for control of airflow in a mine fire is proposed by optimization of air quantity in a ventilation network.
提出了用通风网络风量优化计算的方法求解矿井火灾时期的风流控制方案。
First we presume feeding rate, ascertaining the velocity of air current, ascertaining the feeding quantity by farm technical demand and ascertaining wind quantity, calculating the diameter of pipe.
首先假定输送比，初定气流速度，由农业技术要求确定排种量，从而确定风量，计算得到管道的直径。
In order to keep the hearth in good working state, some measures are adopted such as added building protective brick, controlling air temperature, limiting wind quantity and improving windpipe etc.
为此，采取了加砌保护砖、控制风温、限制风量、改进导气管等方法，保证了炉缸处于良好的工作状态。
Objective To study the species, quantity and pathogenicity of air carried pollens in Southern Shandong Province.
目的探讨鲁南地区气传花粉的种类、分布、数量及其致病性。
The compound dry process for coal cleaning of differs from conventional one in separation mechanism, efficiency, quantity of air required, and dust collection system.
复合式干法选煤突破了传统风力选煤的模式，在入选机理、分选效果、用风量及除尘工艺等方面与传统风力选煤均不同。
The effects of the temperature and the quantity of supplying air, and circumstance conditions on evaporation quantity are studied.
研究了供风温度、供风量及环境状态对蒸发量的影响。
With the finite element method, the quantity of a building of air-leaking has been analysed in nature conditions.
在实测的基础上，建立了门窗渗漏模型，借助有限单元法，对整幢建筑物在外界环境下的渗漏量进行了定量分析。
Into should still keep after living well ventilated, notice the some big and foliar green plant in implantation at the same time, can effectively ameliorative indoors air quantity.
入住后仍应保持通风，同时注意培植一些大叶的绿色植物，可有效改善室内空气质量。
On the basis of the air mass balance and heat quantity balance of the milling system and air preheater, their operational points can be determined.
基于制粉系统和空气预热器空气质量平衡和热量平衡关系确定制粉系统和空气预热器的工作点。
A large quantity of air produced, making the VacUp ideal for porous as well as non-porous items.
因为会产生大量的空气，所以该提升机既适合多孔产品也适合无孔产品。
Not only economize fuel and some electricity but also may control the quantity of the air conditioner of power consuming effectively, air conditioner power consuming load of reducing summer.
既节约了燃料和一定数量的电力，又可以有效控制用电空调的数量，减少夏季的空调用电负荷。
Based on the experiment, a mathematical model between the quantity of air drawing and the diameter of auxiliary pipe for the tapered t branch has been established.
在试验的基础上建立了锥形三通抽气量与辅助管管径的数学模式，与孔板三通比较，锥形三通具有抽气效率高、动力消耗低等优点。
The approach enables conveyable quantity, air cushion pressure, wind capacity and other parameters to calculate more precisely.
用此方法更能准确计算出该机输送量、气垫压力和风量等参数。
The huge quantity of thermal energy is demanded for air-conditioning of buildings, hot water supply and drying processes.
用于建筑物空气调节、热水供应、物料干燥的低温热能需求总量巨大。
Periodically remove the indoor dust and bacteria, and clean up with damp cloth or wet mop, disinfect the air filter processing, reasonable regulation of the air quantity, replacement of fresh air.
定期清除室内的粉尘及微生物，清理卫生时最好用湿布或湿拖把，对空气过滤器进行消毒处理，合理调节风量，更换新鲜空气。
Because of its special technique advantage, the LGH-01 air quality auto-insight monitor system occupied a bigger domestic market and has been applied to monitor the city environmental air quantity.
LGH一01型空气自动监测系统因其独特的技术优势，在国内占有较大的市场份额，已广泛应用于城市环境空气质量监测。
In this part, calculation methods of the productivity, air-cushion pressure, air flow quantity, nozzle area, capacity of ventilator and electric motor are given out systematically.
系统给出了气垫带式输送机生产率、气垫压力、空气流量、气孔面积、鼓风机和电机功率的计算方法。
This wet filter may be used in recirculation in order to clean air in work - shops without exhausting a great quantity of pollution air in winter to avoid wasting energy.
这种湿式过滤器也可用于车间空气的循环净化而不必在冬季抽排大量车间内空气导致能耗的增加。
Air is a mixture of gases with a certain quantity of solids and usually some liquids mixed in.
空气是各种气体的混合物，其中也含有一定量的固体，也往往混有某些液体。
As the important raw mine or rock material, most of limestone is open - air to mine, and the large quantity ore digging result in the environment to the big influence.
石灰岩作为重要的矿物原料或石料，绝大部分为露天开采，大量的矿石开采给环境造成较大影响。
It can not only completely eliminate common computed errors, but also make its calculation result an optimum solution of the air quantity regulation through increasing resistance.
修改后的程序不仅可以完全消除计算错误，而且可使风网解算结果成为风网增阻调节的一个最优解。
Directed at fire prevention in goaf, the paper proposes a method of injecting nitrogen and controlling nitrogen air to flow direction using fugitive air and controlling air quantity in gob.
为解决采空区防火问题，提出从采空区漏入风一侧顺流注氮，充分利用采空区漏风流向控制氮气的流向并控制漏风量的注氮思路。
When air quantity of measurement point is given, air quantities of all branches can be obtained by using natural air distribution program.
当测点的风量已知后，应用自然分风程序可以求得所有分支的风量。
When air quantity of measurement point is given, air quantities of all branches can be obtained by using natural air distribution program.
当测点的风量已知后，应用自然分风程序可以求得所有分支的风量。
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