后张法预应力钢筋混凝土梁长6m,留直线孔道,预应力筋一端用螺杆锚具,另一端用镦头插片,则预应力筋单根长为( )m。
A.5.65
B.6.00
C.6.15
D.6.30
参考答案:B
根据句意及汉语提示填空。
1. There are twenty ____ (乘客) in the bus.
2. It is ____ (不可能的) to finish this work in an hour.
3. Mary won the game. She was ____ (成功的).
4. Bicycle accidents can also bring us sadness and ____ (死亡).
5. Did you see my watch? I can't find it ____ (任何地方).
铝黄铜管、铜镍铁合金管校管常用附件有法兰,三通接头,异径接头和标准弯头,法兰由松套法兰和内法兰两部分组成,除松套法兰的材质为钢外,其余附件材质与管子相配,通常附件及焊丝由供应商提供