On its basis, QLM series fluidized-bed counter impact air-flow mills were developed.

在此基础上设计并开发了QLM系列微型流化床对撞式气流磨。

youdao

On its basis, QLM series fluidized-bed counter impact air-flow mills were developed.

在此基础上设计并开发了QLM系列微型流化床对撞式气流磨。

youdao