black dacromet的用法和樣例：
例句
- Organic resin was used instead of chromic anhydride in the orthogonal experiment for research on non-chromate Dacromet technology.
摘要以有機樹脂代替鉻酐，在無鉻達克羅工藝研究中進行正交試驗。 - If key pieces of the structure and fasteners can be treated by Dacromet technology, they will not only be safe and reliable, but also be durable and beautiful.
如果關鍵的結構件和緊固件採用達克羅技術處理，不但安全可靠，而且美觀持久。
