冷热水交替冲击测试超过6000次(90度热水与15度冷水)。

Alternating hot and cold water testing more than 6000 times (90 degree water and 15 degree water).

youdao

冷热水交替冲击测试超过6000次(90度热水与15度冷水)。

Alternating hot and cold water testing more than 6000 times (90 degree water and 15 degree water).

youdao