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爆破参数
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填塞长度
爆破工程中,将每个炮孔的设计药量全部装入孔内后,为了封闭装药空间从孔内装药端面开始向剩余空孔内填入泥土、岩屑类惰性介质物料至孔口的长度。通常用符号表示(见图)。
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Wall Painting Treasures of the Tang Dynasty
Wallpaper
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wallpaper group
wallpaper wet lay nonwoven
wall-plug efficiency
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Walls and Moats
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wall stabilized argon arc spectral radiation standard light source
Wall Street
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wall-to-wall carpet
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