In the activation treatment on the surface of substrate, the plating metal ions was catalyzed reduction metal coating process of formation.
在经活化处理的基体表面上，镀液中金属离子被催化还原形成金属镀层的过程。
The two-step process involving gas oxidation of phenol to benzoquinone with complex metal ions catalysts and reduction of benzoquinone to hydroquinone with iron powder was studied.
以苯酚为原料，复合金属离子为催化剂，研究用气相氧化合成苯醌，用铁粉还原苯醌制对苯二酚的两步法工艺，考察了氧化过程中的工艺条件对反应的影响。
Hydrogen reduction of chlorides is a perspective recovery process for refractory metal and alloy scraps.
用氯化物氢还原法从废料中回收高熔点金属和合金具有良好未前景。
应用推荐