- catalyst bulk density
- 催化剂: catalyst; catalytic agent
- 堆积: pile up; heap up; accumulate ...
- 密度: density; thickness
- 催化剂堆密度: catalyst bulk de ity; catalyst bulk density
- 堆积密度: a arent de ity; apparent density; bulk de ity; bulk density; bulk packing density; bulk pour density; stacking density; volume de ity; volume density
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