低合金钢筋采用后张混凝土自锚时,钢筋长度按( )计算。A.按孔道长度减少0.35m 发布时间:2017-06-22 10:08 │ 来源:www.tikuol.com 题型:单项选择题 问题: 低合金钢筋采用后张混凝土自锚时,钢筋长度按( )计算。A.按孔道长度减少0.35mB.按孔道长度增加0.35mC.按孔道长度增加1mD.按孔道长度增加1.8m
题型:单项选择题 第二节:开放作文 (15分) 请根据下面提示,写一篇短文。词数不少于50。 In your spoken English class,your teacher shows you the following picture.You are asked to describe the picture and explain how you understand it.参考词汇:label标签 查看答案