Articles and materials from synthetic for use in underground mines ; sheeting , coated uncoated tissue , brattice materials and lagging mats ; safety requirements , testing , marking 地下矿井用合成器材和材料.薄板涂层和非涂层织物
2.
Physical means of prevention and control , including man - made trap , trapping light , screen door , screen window , air brattice , adhesive cardboard , mechanical digging and sand insulation , can effectively block and annihilate pests 可利用人工诱杀、诱光灯、纱门纱窗、风帘、害虫粘纸板条、器械挖巢和沙粒杜绝等物理防治措施及方式,能有效阻隔与防止害虫入侵和灭杀。