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Questions and Answers
Materials/Devices used for safety measures in metalliferous mines include tallow candle and ______
safety lamp
In coal mines, the safety lamp is commonly used to prevent accidents related to ______
flammable gases
Acetylene and electric lamps are essential safety devices for ______
mining engineers
A plummet lamp with illuminated light is useful for providing ______ in dark mine environments
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A baseline established at the mine entrance or a prominent surface location should be at least ______ meters in length
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Permanent marks at the ends of a surface baseline should be tagged with the ______ name and set in concrete
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In mine surveying, a baseline serves as a fundamental framework for creating accurate ______ plans
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A witness plate should be placed adjacent to the marks of a surface baseline to ensure ______ of the reference
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The baseline in mine surveying is a fixed reference line that provides a starting point for measurements and ______
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Baselines help in avoiding errors by providing a standardized reference for the entire duration of the ______
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