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地质勘探坑道在掘进过程中，会产生大量的粉尘，因此，必须采取各种有效措施，降低粉尘浓度，防止矽尘危害。现将几年来坑道施工中应用的防尘措施及测定效果简介如下。
Geological exploration tunnel in the process of excavation, will produce a lot of dust, therefore, must take various effective measures to reduce the concentration of dust to prevent the hazards of silica dust. Now the tunnel construction in recent years, the application of dust prevention measures and measurement results are as follows.