题海让大学四年没有难题
白天模式登陆

题目详情

单选题 Cooling of engines is achieved by circulating a cooling liquid around internal _____ within the engine

A. air

B. passages

C. pipes

D. means

轮机英语课程封面

学科:轮机英语

时间:2023-11-15 19:06:05

Copyright © 2022 津ICP备2021001502号