Another miner who had worked in a section affected by the explosion said methane levels frequently set off detectors, forcing the automatic shutdown of a coal-cutting machine.
谁曾在另一个受爆炸影响的部分工作的矿工说，甲烷水平经常掀起探测器，迫使煤炭切割机自动关机。
2
This machine has stirring, mixing, forcing molding of a whole suit of washing product line, the production efficiency is very high.