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- This paper expounds the basic principles and characteristics of stratified shear packing seal system, and presents its application in the circulating water pump of LP ammonium carbamate condenser of urea plant. 文中对层状剪切式填料密封系统的基本原理与特点进行论述,并介绍其在尿素装置低压甲铵冷凝器循环水泵上的应用情况。
- Study on the corrosion wear of packing seal 填料密封的腐蚀磨损研究
- Reform of Packing Seal System in Water Pump 生产水泵填料密封系统的改造
- Analysis on Leakage of Pump Packing Seal 填料密封渗漏问题分析
- A Kind of New Doube-End Face Packing Seal 一种新型双端面填料密封
- stratiform shearing type packing seal 层状剪切填料密封
- Gravel pack seal bore receptacle 砾石充填密封座
- Proved by practice, the floodgate valve packing seal after transforming can not merely well solve the sealed seepage problem , and has produced very great security and economic benefits. 经实践证明,改造后的闸阀填料密封件不仅能够很好地解决密封渗漏问题,而且产生了很大的安全和经济效益。
- This sealing machine uses in the medicine, the agricultural chemicals, food, the cosmetics, the lubricating oil and so on the profession ideal aluminum foil bag packing seal equipment. 该封口机为手持式铝箔封口机，专为制药、化工、农药、食品、化妆品、轻工行业对容器进行铝箔严密封口，封口容器材质使用广泛。
- This non sequitur invalidates his argument. 他不根据前提推理因而论证无效。
- Cook the meat quickly at first to seal in the juices. 一开始要大火烧肉，以便保存肉汁。
- Magnetic Seal Improvement on Low-pressure Packing Seal 用磁力机械密封改造低压填料密封
- The putty gives a good seal round the window. 窗户四周泥的油灰密封效果很好。
- Patience is a sine qua non for a good teacher. 做个优秀教师必不可少的条件是要有耐心。
- Application of new type packing seal on centrifugal pump 新型填料密封在离心泵上的应用
- The diplomat was declared persona non grata. 这位外交家被宣布为不受欢迎的使节。
- Our foil packets seal the flavour in. 我们用锡纸包装以保持原味。
- Let's pack up and spend a week in the countryside. 咱们收拾好东西到乡下去过一个星期吧。
- Phillip is packing up his goods. 菲利普正包装他的货物。
- He is declared personal non grata and forced to leave the country. 他被宣布为不受欢迎的人而被迫离开该国。
