题目内容
V的型号共有7种，其中Y型的横截面积最大，E型的横截面积最小，
查看答案
搜索结果不匹配？点我反馈
更多问题
为了保证V带的工作面与带轮轮槽工作面之间的紧密贴合，轮槽的夹角应略小于带的顶夹角。
ABC Travel Agency organised a 10-day tour for us to many famous places ofinterest in China in October last year. They arranged for internal travel by11______, booked hotels and various guided activities. But we arranged our own12______to and from China and extensions to the tour to Hong Kong and SingaporeABC Travel Agency was good value for money when 13______other travelagencies. It was about 40% less than I was quoted by well-known UK travelcompanies for the same itinerary. I would have no hesitation recommending it. ItsGuides were14_____and generally knowledgeable. Most of them spoke good English.Some even went beyond the agreed itinerary and arranged15_____activities for us.
“海洋”中的“海”调值是（）。
“海马”中的“海”调值是（）。
微信支付 
支付宝支付