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- The GOR-DQ catalyst for reducing FCC gasoline olefinicity was designed on the basis of chemical reactions in catalytic cracking conditions. 通过催化裂化条件下降烯烃反应化学分析,进行了GOR-DQ催化剂设计。
- The influences of composition and structure of catalysts and cracking conditions on catalytic activity are also discussed.Further key study areas in catalytic cracking of tars are presented. 分析了不同催化剂的优缺点及催化机理，讨论了催化剂的组成、结构以及催化裂解条件对催化效果的影响，展望了未来焦油催化裂解的研究重点。
- Hence lack of fusion and slag would exist at the weld root and create a large initial crack condition. 因而未熔透及夹渣存在于焊缝棍部，并造成大的初始裂纹条件。
- A little crack detracts from the value of the vase. 小小的裂痕减损那个花瓶的价值。
- Such excessively cracked conditions, although not objectionable from a battery electrical-performance-standpoint, create a rather fragile plate condition. 这种过度裂纹的情况，虽然从蓄电池的电性能观点来看并不碍事，但使极板变得相当脆。
- The marchers jumped off at the crack of dawn. 行军队伍在破晓时出发了。
- The riot police started to crack down on them. 防暴警察开始对他们采取镇压行动。
- One should adapt oneself to the changed conditions. 我们应当使自己适应变化了的情况。
- That was a cracking shot he played. 他这一下打得妙极了。
- 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。
- The poor people lived in brutish conditions. 穷苦的人生活在牛马不如的环境中。
- There's a lot to be done, so let's get cracking. 工作很多，咱们开始干吧。
- Find out what the conditions of the contract are. 弄清楚合同的条件是什么。
- Police are cracking down on drug dealers. 警方现对贩毒分子严惩不贷。
- Leather can deteriorate in damp conditions. 皮革受潮可变质。
- 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。
- Conditions here are not what she's accustomed to. 这里的条件不是她所习惯享受的。
- These conditions no longer obtain. 这些条件已不复存在了。
- She made a crack about his fatness. 她取笑他肥胖。
