查询词典 air-tight

Based on the typical structure of the air-cooled condenser of 600 MW unit, the three-dimensional physical and mathematical models for the flow and heat transfer of the cooling air in an air-cooled condenser cell with flow guiding device were established.

该文针对600 MW直接空冷机组空冷凝汽器的典型结构，建立了带有空气导流装置的凝汽器单元内冷却空气三维流动传热过程的物理数学模型。

Well-designed air curtain system can make use of cool air effectively, reduce the infiltrated air and save the energy.

超市中开式陈列柜风幕的卷吸作用是陈列柜热负荷的主要来源，良好的风幕系统可以提高冷空气的利用率，减少热负荷，达到节约能源的目的。

Have the crisp air implement , crisp air agent , air damping thereupon right away

只有清新的自然风才是纯净和符合人体需要的，"通风比消毒还有用"，这恐怕是很多人意想不到的。

The matching of the central air-conditioning and maintenance, the company has a technical force, air duct cleaning equipment introduced to improve the air conditioning and cleaning services company in force.

在中央空调的配套及维护方面，公司拥有相当的技术力量，风管清洗设备的引进，完善了公司在空调净化服务的力量。

Presents some kinds of air duct cleaning equipment suitable for different air conditioning systems and the technology process of air duct cleaning .

介绍了几种适用于不同空调系统的风管清洗设备以及风管清洗的工艺流程。

The threat that modern fleet met with mainly from the air,and the radar plays a very important role in fleet air defence,therefore,how to meet the requirements of the fleet to the radar in air defence operation becomes a very important direction of shipboard radar development.

现代舰艇编队受到的威胁主要是来自于空中，而雷达在舰艇编队防空中扮演着非常重要的角色，因此，如何满足舰艇编队在防空作战中对雷达的需求也就成为舰载雷达发展的一个重要方向。

Research on water hammer characteristics of air valves Research on water hammer characteristics of air valves has been studied in experiments by establishing mathematical model of the air valve, using suitable method of numerical calculation, and comparing the experimental outcomes with theoretical analysis.

空气阀特性研究试验研究了作为水锤防护装置的空气阀的特性，建立了空气阀数学模型，通过合适的计算方法进行数值计算，并与试验进行了比较。

The drill rigs are a kind of fast drilling equipment which is rotated by an air motor, pushed by one or two air cylinders and the low or middle air pressure DHD hammer could be used.

演练钻机是一种快速钻井设备是由一个旋转的空气马达，推由一个或两个空气气罐及低或中等空气压力dhd锤，可用于。

Once the coffee bean is exposed to air, its flavor begins to lose. A whole bean is the best jacket again air, but once it is ground, it becomes powdered and then increases the contact with air and the flavor loses fast.

在咖啡豆与空气接触的同时，其风味即开始流失，而一颗完整的咖啡豆与空气接触的面积有限；但咖啡豆研磨后即形成粉沫状也就有无数个面与空气接触，使其风味的流失加快。

China Eastern Airlines Co., Ltd.(China Eastern Airlines Corporation Limited, referred to as the "Eastern") has to start "air bus" program, 11 air and from the fast lane of the daily minimum of 14 classes, a maximum of 32 classes, a total volume of air services to and from more than 200 classes.

中国东方航空股份有限公司（China Eastern Airlines Corporation Limited，简称"东航"）近日启动"空中巴士"计划，11条空中快线每天最低往返量为14班，最高为32班，总计航班往返量超过200班。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。