hydrogenating catalyst

• 加氢催化剂

hydrogenating catalyst的用法和样例：

例句

1. This technology is very useful for decreasing the time of hydrogenation catalyst presulfurization and the equipment eroding as well as pollution.
   该工艺对缩短加氢催化剂的预硫化时间，减少调备腐蚀和环境污染，具有非常积极的意义。