PWHT的用法和样例：
例句
- PWHT can not change the carburetted layer and decarburization layer, and the transference of carbon can aggravate under a certainty temperature.
焊后热处理不能改变熔合区的增碳层和脱碳层，在一定温度会使碳的扩散迁移加剧。 - The influence of PWHT conditions on hydrogen-induced disbonding were studied through a series of electrolytic hydrogen charging tests.
通过一系列电解充氢试验比较了不同焊后热处理条件对不锈钢堆焊层氢致剥离的影响。
