食い違い虎口

auto-translate Discrepancy between jaws of death Precinct is established during the of the South third and South-2 Guo is the earthworks left and right offset to the parallel jaws of death (known as the discrepancy between jaws of death).

auto-translate 鬼门关之间的差异
分局成立期间南方的第三个和南 2 郭是左和右偏移量 （称为鬼门关之间的差异） 并行鬼门关的土木工事。