Study of envelope materials used to seal up field equipment;
野战装备封存封套材料研究
Light thermal environment and surface heat current analysis of envelope;
封套的光热环境与表面热流影响因素分析
The variation of temperature and relative humidity in a new type of envelope by PVC/CPE materials was studied in typical area.
选取一种CPE改性PVC封套,对其在典型地区环境下的内部环境温湿度变化规律进行了试验研究。
Calculational Methods of Dryer s Dosage in Protective Envelop;
封套封存中干燥剂用量的计算
Performance of envelop material is the key to equipments sealing technology in battlefield.
研发性能优异的封套材料是装备集合封存技术成败的关键,为了适应封存对象的不同要求,防静电性能是封套材料一项重要指标。
So we must consider the difference of object in design of the envelope in order to improve its practicability.
野战弹药封存是一项复杂的系统工程,涉及到弹药技术特性、储存地区环境、封存作业条件等各种因素,在封套等封存装置的设计制作中体现目标差异,从而提高实用性,是一个必须予以考虑的问题。
An envelope or wrapper for mail.
封套，信封为邮寄而制的信封或封套
phonograph records were sold in cardboard jackets.
唱片装在封套里出售。
encapsulated fuel unit
加密封套的燃料元件
tamper evident valuable property envelope
防干扰贵重财物封套
retrievable hydraulic-set casing Packer
可收回的液压坐封套管封隔器
fasten(the cover,flap,etc of sth)with glue,paste,etc
（用胶水、浆糊等）粘住（封套、信封口等）
He opened the cover in which the message was enclosed.
他把密封那份电报的封套拆开。
book [ dust ] jacket
(套在书藉外面可以取下的)外封套
A paper or thin cardboard envelope for a phonograph record.
唱片套子留声机唱片的纸套或薄纸板封套
Bool jacket: Protective wrap-round to a book, usually made of paper. Also called Jacket, Dust jacket.
护封:包卷书本的保护封套。它通常用纸造成。
A brief publicity notice, as on a book jacket.
简介，推荐广告印在书籍封套上的简介
a record sleeve, album, library
唱片的封套、 唱片集、 唱片库.
What is the difference between Glassine envelopes &BOPP polypropylene?
玻璃纸封套和BOPP聚丙烯有什么不同？
Lyman tore the cover from the top of the package.
莱门把那包东西顶上的封套撕开。
water-seal latrine unit
(成套)水封式厕所
BALL JOINT SEAL BOOT
球形接头密封防尘套
She lost faith in feudal traditions.
她不再相信封建的老一套了。
He lost faith in feudal traditions.
他不再相信封建的老一套了。