The results demonstrate that the tilted phase affects not only the relative shift and the transition height rather than the turning point, but also affects the truncation parameter region when the focal switch appears.

• 研究结果表明，相位倾斜影响了相对焦移量、相对跃变量和焦开关发生的位置，同时也影响焦开关出现时截断参数的取值范围。