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- Pre -sulfurization of Up -flow Residue Hydrotreating Guard Catalyst 上流式渣油加氢处理保护性催化剂的预硫化
- The dog kept a vigilant guard over the house. 这只狗警惕地守护着这所房屋。
- LS-971 PREPARATION AND SYMPTOM OF DE-OXYGEN GUARD CATALYST OF SULFUR RECOVERY LS-971脱氧保护型硫磺回收催化剂的制备及表征
- Keywords catalytic cracking;gasoline;olefins;decrease;guard catalyst; 催化裂化;汽油;烯烃;降低;助催化剂;
- He urged them to guard against conceit. 他要求他们防止骄傲自满。
- He bribed his way past the guard and escaped. 他买通看守而逃之夭夭了。
- I was off my guard and made no suitable reply. 我没提防，因此没有作出适当的回答。
- The guard of honor headed up the whole parade. 仪仗队走在游行队伍的最前头。
- Please guard against pickpockets on the bus. 在公共汽车上要谨防扒手。
- The soldier volunteered for guard duty. 那个战士自告奋勇去站岗。
- Development of S-RHT guard catalyst and demetalation catalyst for residue hydrogenation S-RHT新型渣油加氢保护剂和脱金属催化剂的开发
- The guard had orders to shoot on sight. 哨兵奉命见人就开枪。
- Be on your guard, I conjure you. 千万要警惕呀，我恳求你。
- Four soldiers stood guard over the coffin. 四个士兵守卫灵柩。
- The offer of a new job provided just the catalyst she needed. 这份新工作正是她所需要转变的契机。
- The guard should be watchful during the night. 警卫在黑夜里也应该警醒。
- The guard was killed with a high-powered rifle. 那卫兵被杀伤力大的火枪击毙了。
- The train robbers coshed the guard. 抢劫列车的匪徒用短棍袭击列车长。
- DEVELOPMENT AND APPLICATION OF ATMOSPHERIC RESIDUE HYDROGENATION GUARD CATALYST AND DEMETALLIZATION CATALYST 常压渣油加氢保护剂和脱金属催化剂的开发及应用
- Be on guard when somebody flatters you. 有人奉承你时，一定要当心。
