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- The development of newtype internals in ethylene cracking tubes has been and will continue to be the hot topic of heat transfer enhancement. 设计新型强化传热构件,并利用先进的CFD技术模拟优化设计过程是目前乙烯裂解炉管强化传热研究的主要方向。
- Microstructure of Ethylene Cracking Tubes before and after Service 乙烯裂解炉管服役前后材料组织分析
- Carburizing and Anti-carburizing for Ethylene Cracking Tube 乙烯裂解炉管的渗碳与抗渗碳
- A little crack detracts from the value of the vase. 小小的裂痕减损那个花瓶的价值。
- The marchers jumped off at the crack of dawn. 行军队伍在破晓时出发了。
- Research Progress in Anti-Coke Coating Technology for Ethylene Cracking Tube 乙烯裂解炉管抑制结焦涂层技术的研究进展
- The riot police started to crack down on them. 防暴警察开始对他们采取镇压行动。
- That was a cracking shot he played. 他这一下打得妙极了。
- A display device that uses a cathode ray tube. 一种使用阴极射线管的显示装置。
- You'll crack up if you go on working so hard. 你继续这样拚命干下去,身体会吃不消的。
- He held the test tube in his hand thoughtfully. 他沉思地把试管拿在手里。
- There's a lot to be done, so let's get cracking. 工作很多,咱们开始干吧。
- Police are cracking down on drug dealers. 警方现对贩毒分子严惩不贷。
- They sat by the fire, cracking jokes. 他们坐在火堆旁讲笑话。
- Have another crack at solving this puzzle. 再试一试把这个难题解决了吧。
- I must buy a tube of toothpaste. 我必须买一支牙膏。
- She made a crack about his fatness. 她取笑他肥胖。
- This tube is flexible but tough. 这管子柔软但很坚固。
- There is a crack in this window. 这扇窗户上有个裂纹。
- She got up at the crack of dawn. 天刚亮她便起床了。