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- Intoduces that uses breeding fire prevent and cure technology to reduce distribution air volume, quicken workface promoted speed, in high seam mining, it may remove breeding fire accidents in roadway. 介绍了厚煤层开采中采用减少配风量、快工作面推进速度、少采空区遗煤、空区灌浆、氮、采结束的采空区防火技术,能够消除巷道自燃发火事故。
- Intoduces that uses breeding fire prevent and cure technology to reduce distribution air volume,quicken workface promoted speed,in high seam mining,it may remove breeding fire accidents in roadway. 介绍了厚煤层开采中采用减少配风量、加快工作面推进速度、减少采空区遗煤、采空区灌浆、注氮、回采结束的采空区防火技术,能够消除巷道自燃发火事故。
- The business of doctors is to prevent and cure diseases. 医生的职责是预防和治疗疾病。
- Study on Gas Inherent Rules, Gushing Rules, Prevention and Cure Technology 屯兰矿瓦斯赋存、涌出规律及防治技术探讨
- Prevention and cure are both attended to. 预防和治疗都有了着落。
- Imago of prevention and cure can use dipterex.. 防治成虫可用敌百虫...
- The Emergence of the Yellow Mite of tea and Its Prevention and Cure Technology 茶黄螨的发生与防治技术
- Can prevent and cure gastralgia. 并能防治胃痛。
- The business of doctor is to prevent and cure diseases. 医生的职责是预防和治疗疾病。
- Analyse the prevention and cure technology of methance in a long wall with top-coal caving mining 综放工作面瓦斯治理技术探讨
- The business of the doctor is to prevent and cure diseases. 医生的职责是防治疾病。
- Research on the composite gas prevention and cure technology in top side angle of the full-mechanized work face 综放工作面上隅角瓦斯综合防治技术的研究
- Advance in the Research on Prevention and Cure Technology of Heavy Metal Pollution of Soils 土壤重金属污染防治技术研究进展
- The business of doctors is to prevent and cure disease. 医生的职务是预防和治疗疾
- The Symptoms of the Protection Tomato Gray Mold and Their Prevention and Cure Technology 保护地番茄灰霉病症状及防治技术
- The business of a doctor is to prevent and cure disease. 医生的职务是预防和治疗疾病。
- How do chronic pharyngitis and rhinitis prevent and cure! ? 慢性咽炎和鼻炎怎么防治!?
- The Innoxious Prevention and Cure Technology of the Plant Diseases and Insect Pests of Fruit Trees 果树病虫害无害化防治技术
- prevention and cure technology 防治技术
- The key is to study the underground stess under impact forcast and the technology of prevention and cure deeply. 重点对阜矿集团五龙煤矿冲击地压预测预报与综合防治技术进行了深入研究。