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【单选题】
某框架梁的箍筋信息为 ∅ 8@100 ( 4 ) /200(2) ,表示( )A.
箍筋为 HPB300 钢筋，直径为 8 ，加密区间距为 100 ，四肢箍；非加密区间距为 200 ，两肢箍。
B.
箍筋为 HPB300 钢筋，直径为 8 ，加密区间距为 100 ，两肢箍；非加密区间距为 200 ，四肢箍。
C.
箍筋为 HRB300 钢筋，直径为 8 ，非加密区间距为 100 ，四肢箍；加密区间距为 200 ，两肢箍。
D.
箍筋为 HRB300 钢筋，直径为 8 ，加密区间距为 100 ，两肢箍；非加密区间距为 200 ，四肢箍。
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