According to skin property to produce "Skin Repair Tonic", it has repair effect in scar, new seam, wound, gravidity lines, operated harm and the skin suffered from canker by face-painting.
本产品对凸凹痘疤、新伤疤、妊娠肚纹、外伤和手术后伤口留下的表皮浅疤痕、演员因舞台化妆腐蚀的皮肤具有修复作用。
Combining with the actual situation in coal face, expound the key technology for large inclined Angle thin seam face so as to assure that slided coal can't come in goaf.
结合某矿采煤工作面实际情况，阐述了大倾角薄煤层工作面的关键技术处理措施，保证了煤下滑不窜入采空区。
Using individual hydraulic prop in thin coal seam face is better than the others in the aspect of support strength, premary supporting force, shrink amount and safety.
在薄煤层工作面中使用单体液压支柱，在支护强度、初撑力、可缩量、安全保障及操作人员安全上，都优于其它单体支护材料。
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