问题
选择题
— What do you think of Jerry?
— He is clever. ______, he can be forgetful. [ ]
A. And
B. So
C. Because
D. However
答案
答案：D
搜题请搜索小程序“爱下问搜题”
— What do you think of Jerry?
— He is clever. ______, he can be forgetful. [ ]
A. And
B. So
C. Because
D. However
答案：D
=20kPa，采用永久性锚杆挡墙支护，锚杆钢筋抗拉强度设计值
，锚杆间距为2．0m，排距为2.5m，锚杆倾角为20°，锚杆钢筋与砂浆之间的黏结强度设计值fB=2.1MPa，锚固体与土体间黏结强度特征值为30kPa，按《建筑边坡工程技术规范》（GB50330-2002）计算。