crackle forming

• 龟裂,裂纹

crackle forming的用法和样例：

例句

1. Measure the concave mark and crackle of pipe.
   直接测量导管外表面之凹痕及裂纹深度。
2. Varnish applied over wet paint is likely to crackle.
   清漆涂在未干的油漆上可能会产生裂纹。