百度试题 题目Large quantities of water___cooling purposes. A. are needed for B. is needed to C. are need to D. is need for 相关知识点: 试题来源: 解析 B.is needed to 反馈 收藏
This is a water-cooling two-stage air compressor.( )A.The air compressor is cooled by water and two-stage.B.The air compressor is cooled by wind and two-stage.C.The air compressor is cooled by water and three-stage.D.The air compressor is cooled by wind
Large quantities of water ___ needed for cooling purpose.( )A.isB.areC.hasD.have 答案 考查主谓一致.Large quantities of后接可数名词复数或不可数名词时,谓语动词用复数形式,排除A、C项,且water与need之间是动宾关系,要用被动语态,排除D项,只有B项正确.故选:B。 结果四 题目 合成固醇类激素的分泌细胞...
Air cooling and water cooling are the two main temperature control options for yourhome computer. And if you’re the type of person who enjoysbuilding your PCfrom the ground up, you’ll know just how many air and liquid cooling accessories you have to choose from. While air cooling is arg...
aif water cooling is used, the plate is then supposed to be tempered 如果使用水冷却,板材然后应该被磨炼[translate]
1Large quantities of water ___ water the fields.( ) A. are needed to B. is needed to C. are needed for D. is needed for 2【题文】Large quantities of water ___ water the fields.A.are needed toB.is needed toC.are needed forD.is needed for 3Large quantities of water ___...
aAs shown in Figure 10, when cooling water is used to heat the cylinder wall of pneumatic engine, the efficiency of pneumatic engine is improved obviously. The maximum efficiency of pneumatic engine reaches 41.22% under scheme B, while the maximum efficiency is only 26.18% under scheme A. This...
结果1 题目 With this cooling water temperature control, if the cooling water temperature is high, the sea water valve is___ A. opened B. closed C. fully closed D. held in its position 相关知识点: 试题来源: 解析 A 反馈 收藏 ...
___ water ___ oil is used for piston cooling. A、Either...or... B、Neither...nor... C、Whether ... or ... D、Both... and ... 点击查看答案 你可能感兴趣的试题 判断题LIS停机时,30分钟不能解决的故障,血,尿和粪常规检验转入手工报告模式。( ) A、正确 B、错误 点击查看答案 多项...
If the dispenser has not been used recently the first glass of water may not be as cool. (The residual water in the water pipe may become hot.) Dispensers may need approximately 2 to 3 hours to chill the water. Therefore, please drain the water until cool water c...