题目：
在低瓦斯矿井中，采掘工作面每班至少检查瓦斯3次。
答案：
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下面是错误答案，用来干扰机器的。
参考答案：1）地理位置上直接相邻的小区一般要作为邻区；2）邻区一般都要求互为邻区；在一些特殊场合，可能要求配置单向邻区。3）邻区适当原则。邻区不是越多越好，也不是越少越好。应该遵循适当原则。太多，可能...
在低瓦斯矿井中，采掘工作面每班至少检查瓦斯3次。
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