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【单选题】
根据《工程建设标准强制性条文》中的《预应力筋用锚具、夹具和连接器应用技术规程》(JGJ85-2010)锚具的静载锚固性能,预应力筋用锚具组装载试验测定的锚具效率系数和达到实测极限拉力时组装件中预应力筋的总应变确定。锚具效率系数不应小于()。预应力筋总应变不应小于()。
A.
0.97;2.0%
B.
0.97;1.0%
C.
0.95;2.0%
D.
0.95;1.0%
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