A new method to recover silver from silver-bearing waste catalytic agent is introduced.
介绍了从含银的废催化剂中回收白银的一种新方法。
Learning 4 sets of production unit: MTBE, fractional distillation, cracking and cracking by catalytic agent.
实习期间学习的四套装置为MTBE，气体分馏，重整和催化裂化装置。
By using the finite-difference method, a solution is obtained in this paper to the diffusion problem of the catalytic agent released by the airplane.
本文利用有限差分法对飞机播撒催化剂的扩散问题进行了求解。
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