Water media face the side of the blasting rock and air media face the side of the obligate wall rock.
从而达到破坏水介质一侧岩石，且尽量减少空气介质一侧岩石爆破损伤的目的。
The air inlet device comprises an air inlet pipe, a plurality of air inlets arranged on side face of the air inlet pipe, an air inlet pipe connection device.
室体驱动装置由行驶装 置及电机组成，进气装置包括进气管、设置在进气管侧面的若干进气口、及进风管连接装置；
Tom Hanks and Fei Lixi Di Jones side by side into the face, look solemn air of tension, seems to be dealing with the embattled situation.
汤姆·汉克斯与菲丽希缇·琼斯并肩闯入，表情凝重神态紧张，似乎正在应对四面楚歌的局势。
Tom Hanks and Fei Lixi Di Jones side by side into the face, look solemn air of tension, seems to be dealing with the embattled situation.
汤姆·汉克斯与菲丽希缇·琼斯并肩闯入，表情凝重神态紧张，似乎正在应对四面楚歌的局势。
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