气密

Basic principle and technology of dense phase air conveying were introduced,a system was built which dense phase impluse replenish gas air conveying tank trailer storage was used to transport,transfer,discharge and store PET chip.

介绍密相气力输送的基本原理和技术，一种采用密相脉冲补气式气力输送PET切片的槽车贮罐运输、中转、卸料、仓贮的系统的建立，节约投资、降低能耗，提高了经济效

F In case of making use of evaporative cooling for copper ring down-lead and main lead-out line of stator coil, airproof test for both the lead-out line and connection tube is required.

f铜环引线和主引出线采用蒸发冷却方式时，引出线和连接管件的气密试验。

The pin configuration between the low-temperature cold platform and the room-temperature shell is realized by introducing a special processing method to the preparation and connection of the installation underlay, the down-lead circuit, the feed-through collar and the metal leads.

通过在安装衬底、引线电路、引线环、金属引线制备和连接上引入特定的处理方法，来实现了低温冷平台与室温外壳之间的引线结构，本发明实现了低温冷平台与室温外壳之间高通用、高气密的电学和真空连接，有利于微型红外探测器杜瓦组件的寄生热负载降低和长真空寿命的获得，同时引线连接点可承受高速率变化的高低温冲击，具有较高的可靠性。

The present invention is an airtight case comprising a base for receiving a stick-type product, a hollow cap, and a hollow plug sleeve inserted within the cap.

本发明涉及一种气密盒体，该盒体包括一个容纳粘性产品的底座，一个中空盖（2），和一个插入盖（3）中的中空管塞（3）。

This fitting incorporates a flat nipple and fiber washer for making the gas-tight seal.

这种装置结合一个平面螺纹接头和纤维垫圈，用于制造气密密封。

For cylinders. This fitting incorporates a flat nipple and fiber washer for making the gas-tight seal.

这种装置结合一个平面螺纹接头和纤维垫圈，用于制造气密密封。

An airlock is required to be able to do that.

气密舱正是这样一个必要的装置。

The joint airlock is basically like a room that we can use to go outside.

我们要想到舱外去必须通过气密舱。

I am sealed in a cottage of glass that is completely airtight. Inside I breathe my exhalations.

我生活在一个封闭气密的玻璃小屋之中，反复呼吸着屋内的空气。

Therefore, the use of the two hemispheres should be kept clean surface to ensure good sealing effect.

因此，在使用时应保持两个半球面的光洁，以确保良好的气密效果。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。