单项选择题

在直接承受动力荷载的钢筋混凝土构件中，纵向受力钢筋的连接方式不宜采用（）。 A．绑扎搭接连接 B．钢筋直螺纹套管连接 C．钢筋锥螺纹套管连接 D．闪光对焊连接

A.绑扎搭接连接
B.钢筋直螺纹套管连接
C.钢筋锥螺纹套管连接
D.闪光对焊连接

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