單項選擇題
A.0-100mm B.0-200mm C.0-300mm
A.2B.3C.4
A.100 B.125 C.150
A.±7% B.±5% C.±4%
A.500 B.700 C.800
A.長邊 B.短邊 C.任一邊
圖片中4E標識是什么意思()。
A.HRB335抗震鋼筋 B.HRB400抗震鋼筋 C.HRB500鋼筋
A.2mm B.3mm C.4mm
A.5mmB.6mmC.8mm
A.5mm B.+10mm C.+15mm
A.5mmB.10mmC.15mm