下列有关石油和煤的利用叙述不正确的是
A．煤的干馏就是将煤隔绝空气在高温使之分解，得到焦炭．煤焦油等物质的过程
B．煤的液化就是将煤转化成甲醇．乙醇等其液态物质的过程
C．煤的气化就是将煤在高温条件由固态转化为气态的物理变化过程
D
．通过催化裂化或裂解，可以获得碳原子数较少的轻质油
相关试题
I’m sure that your letter will get______ attention. They know you’re waiting for the reply. 
| A．continued | B．immediate | C．careful | D．general |
All the dishes in this menu, ______ otherwise stated, will serve two to three people. 
| A．as | B．if | C．though | D．unless |
The children loved their day trip, and they enjoyed the horse ride ______.
| A．most | B．more | C．less | D．little |
I can’t leave. She told me that I ______ stay here until she comes back.
| A．can | B．must | C．will | D．may |
—— ______ , as a matter of fact
粤公网安备 44130202000953号