Which of the following statements are true types of types of local consistency for constraint propagation?
如下陈述中哪些是约束传播局部一致性的正确类型？
A、Arc consistency
弧一致
B、Graph consistency
图一致
C、k-consistency
k一致
D、Loop consistency
环路一致
E、Node consistency
节点一致
F、Path consistency
路径一致
G、Tree consistency
树一致