一致意见认为多种危险因素有积聚的效果。
The consensus is that risk factors have an accumulative effect.
现场应用结果表明，射流脉冲通风对治理上隅角瓦斯积聚具有良好的效果。
The on-the-spot application showed that it is very effective for pulse ventilation in prevention and control of accumulated gas at the upper corner angle of coal face.
对动物油、植物油、矿物油及各种油烟、油渍积聚的重垢及油污有迅速溶解清除的特殊效果。
Animal oil, vegetable oil, mineral oil and all kinds of smoke, grease and oil build-up of the weight scale are dissolving rapidly cleared special effects.
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