“疵点”造句

疵点可用超声波方法检测.
Cracks can be detected by a method using ultrasonic waves.

这只花瓶有个疵点.
This vase has a chip.

检查服装裁片的缝口牢度和车缝疵点并判断是否接受.
Check the strength and defect of stitching, approval accept or not.