“R12”可以造什么句,R12造句
来源:语文精选馆 1.13W
Research on Centering Construction Simulation Applied in Long-span Stone Arch Bridge with ALGOR R12
Research on the Function of ERICSSON R12 Increase SDCCH Capacity
你带上一罐制冷剂,有门路的话就用R12,就是它造成臭氧层通洞之类,或者用R134a,从锁眼里喷进去,直到把里边的零件冻住。