楼层间平行楼段的净高不小于()。A、2200MM B、2000MM C、1800MM 发布时间:2020-01-11 05:05 │ 来源:www.tikuol.com 题型:单项选择题 问题: 楼层间平行楼段的净高不小于()。A、2200MMB、2000MMC、1800MMD、1500MM
题型:单项选择题 well prepared you are,you still need a lot of luck in finding a suitable job.A.HoweverB.WhateverC.No matter D.Although 查看答案