查询词典 air-tight

Air-to-air weapons of Mirage2000 include the MICA multi-target air-to-air intercept and combat missiles and the Magic 2 combat missiles, both from Matra BAe Dynamics.

"幻影"2000战斗机外部共有9个武器挂架：左右机翼下各有2个，每个内侧挂架的最大挂载能力是1800千克，每个外侧挂架的最大挂载能力是250千克；机身下有5个挂架，中央挂架的最大挂载能力也是1800千克，前、后两侧的4个挂架的最大挂载能力都是350千克。

This invention relates to a gas reburning and double-channel rich/lean integrated combustor of low Nox, in which 7 air nozzles and 7 fuel nozzles interlace with each other. The air nozzles are all connected to a bellow and receive air supply from a large tank-type bellow. The fuel nozzles are connected to respective fuel system through the bellow. From up to down, the 7 fuel nozzles are: the gas nozzle, the double-channel up-lean and down-rich coal powder nozzle, the double channel up-rich and down-lean coal powder channel, 3 double-channel level rich/lean coal powder nozzle (the rich phase is near the flame), and the oil nozzle inside the nethermost air nozzle.

气体再燃与双通道浓淡集成型低Nox燃烧器，7个空气喷嘴和7个燃料喷嘴交错布置，各空气喷嘴与风箱连接，由一个槽型体大风箱供风，各燃料喷嘴均穿过风箱同各自的燃料系统连接，7个燃料喷嘴从上至下依次排列为：燃气喷嘴、双通道上淡下浓煤粉喷嘴、双通道上浓下淡煤粉喷嘴和3个双通道水平浓淡煤粉喷嘴，燃油喷嘴置于最下边的空气喷嘴中。

The numerical results indicate that the operator splitting method effectively suppresses numerical oscillations in the cases of high air bearing number. The numerical results show that both air lift force and pitch moment increase with the ratio of the slider's rail height to the air film characteristic height and the air bearing number, and finally reaches to stable value.

比较在不同轴承数下的气浮力和纵倾力矩发现：同一轴承数下，气浮力随气膜特征厚度减小而增加；当磁头槽台高度与气膜特征厚度的比值相同时，气浮力随轴承数增大而逐渐增加直到达到某一值后保持不变；纵倾力矩随轴承数增加而增大到某个最大值后减小。

Combined with the measured data of the supply air flow distribution in the existing air-conditioning vents on the audience's part of the theater, the temperature and velocity distribution are calculated under the design project condition, obtaining that air current organization of the pond place and the gallery under this blast form indeed has many problems, proposing the orbed nozzle in the balcony can be replaced by swirl diffusers vertical vents, and the blast form of the gallery will be changed by under-seat air supply.

结合现场所测的数据对观众厅部分现有空调喷口送风的气流组织做简要的计算和分析，并简要计算了设计工况下速度分布和温度分布，明确该送风形式下的池座和楼座的气流组织的确存在诸多问题，进而针对池座提出用旋流风口代替球形喷口垂直下送，楼座则建议改为坐椅下送风。

One summer only calculates 100 day of use The air conditioning needs to consume the electricity 8000 Yuan, the environmental protection air conditioning only needs to consume the electricity 1000 Yuan, one summer air conditioning uses the electrical bill namely may buy an environmental protection air conditioning\'***pense.

举例如：本工厂产品620－4型环保空调1天开12小时＝6.6度电1天（每小时0.55度电左右），×0.25一度电＝1台环保空调节省1.65元1天的用电量，×365天＝602，25元一年。一个夏天只计算100天使用空调需要耗电8000元，环保空调只需要耗电1000元，一个夏天空调所使用的电费即可以买一台环保空调的费用。

Air Permeameter, Coefficient of Air Seepage, Air Permeability in Constant Pressure, Air Permeability in Veriable Pressure

我们从1974年开始了渗气仪的研制工作，同年试制成ZC一3型渗气仪，并用于陕西省

The air in the fermentation room deflated to the inner plafond by the air blower and use radiator to heat, and blow the air into air deflector again. Repeat this process again and again until to achieve the required temperature.

通过风机将醒发房内醒发空间的空气抽到夹层天花内，然后经过散热器将空气加热，再将加热的空气吹到导风槽，通过导风槽出风口将热风送到醒发空间，这样不断循环加热，使温度达到所需要的醒发温度。

Presents the scheme of HVAC design of the project, especially the design and feature of its air conditioning system, points out that lack of fresh air, over high temperature inwinter, difficulty to make the best use of fresh air in transient seasons often occurred in buildings equipped with the primary air fan coil system.

概要介绍了北京东环广场工程和暖通空调总体设计方案，重点介绍写字楼部分的全空气空调系统设计及特点。指出写字楼惯用的风机盘管加新风做法存在新风量不足、冬季室温过高、过渡季难以充分利用新风等缺陷。

Thermal comfort and indoor air quality requirements are presented; the contents cover the following topics:(1) Concept of air-conditioning,(2) Thermal principle,(3) Psychrometry and wetted-surface heat transfer,(4) Heating and cooling-load calculations,(5) Air-conditioning systems,(6) Fan and duct system,(7) Pumps and piping,(8) Cooling and dehumidifying coils,(9) Air-conditioning controls,(10) Absorption refrigeration,(11) Heat pump,(12) Cooling towers and evaporative condensers.

课程大纲本课程将介绍空调工程与系统设计，藉由湿空气线图讨论空气调节之过程，分析人体舒适与空气品质之需求，及各种空调设备系统之设计，内容涵盖如下：(1)空调的概念(2)热原理(3)湿空气与湿表面热传(4)加热与冷却负荷估算(5)空调系统(6)风扇与风管系统(7)泵与管路配置(8)冷却与除湿盘管(9)空调自动控制(10)吸收式冷冻系统(11)热泵(12)冷却水塔与蒸发式冷却。

Research adds low pH indicator in gas mixture CO air air packs pair of cooling porky to last the effect, determine the microbial, manage in process of keep in storage is changed and organic index change, the air of cooling pork air that suits certainly packs gas mixture scale to be 1%CO/50%CO2/49%N2, not only lengthened goods shelves period, and refrigerative flesh is in whole goods shelves period inside present inviting bright red.

探究在混合气体中添加低浓度的CO气调包装对冷却猪肉的保鲜效果，测定贮存过程中的微生物、理化和感官指标的变化，确定适合的冷却猪肉气调包装混合气体比例为1%CO/50%CO2/49%N2，不但延长了货架期，而且使冷却肉在整个货架期内呈现诱人的亮红色。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐