A great many belt conveyors are used in coal mine, which are great fire hidden troubles.
煤矿带式输送机在矿井中的大量使用，是煤矿重大火灾隐患之一。
2
The paper is concerned about its research in how to use smell-detecting means for finding mine's beltfire.
将气味探测技术应用于矿井输送机胶带火灾监测，以较早、准确地探测胶带火灾。
3
Puts forward some proposals of fire compartment, fire compartment belt, fire control improvements and safe evacuation. It also gives some amended proposals about the imperfect items.