“裂点”的拼音为：liè diǎn...

“裂点”的英语可以翻译为：knick point ...

这个模拟桥面用来测试其耐力与强度,以确定断裂点.A simulated bridge deck is tested for durability and strength to determine its breaking point....

“断裂点”的英语可以翻译为：[化] breaking point，breakpoint ...