prevention of silica dust的意思|示意

Objective To find out the causes and the harm extent of this serious Silica dust hazard event and discuss the prevention and control measures for small scale quartz workplace.

目的了解造成本次严重矽尘危害事件的原因及危害程度，探讨小型石英粉加工企业矽尘危害的预防和控制措施。

The processing of silica sand including transferring, screening and dewatering, eliminating bridge-formation in the silo, weighing in precision, dust-prevention device etc. has been recommended.

本文着重介绍了石英砂原料的输送、筛洗与脱水、料仓破拱、精确称量、除尘与密封等问题。