A.連續(xù)水平剪力撐B.間斷水平剪力撐C.連續(xù)豎向剪力撐D.間斷豎向剪力撐
A.12m;12m;上 B.12m;12m;下 C.24m;24m;上 D.24m;24m;下
A.25℃B.30℃C.35℃D.40℃