现有甲、乙两堆煤，甲堆取1/7给乙堆，这时两堆煤的重量相等，原来甲、乙两堆煤的重量比是请选择ABCD7\'@+{)W2Z)O+\*F6m(}2a'N1k3^9\'N-_8V8w
A.4：36m(}2a'N1k3^9\'N-_8V8w
B.1：46m(}2a'N1k3^9\'N-_8V8w
C.7：56m(}2a'N1k3^9\'N-_8V8w
D.7：66m(}2a'N1k3^9\'N-_8V8w