Evidently this one was employed to mine the English Channel and harbor approaches.
这型潜艇建造目的是针对英吉利海峡以及港口布雷。
Dams, mine tunnel, shaft, tunnel, River Cross Harbor Tunnel, subway excavation of underground works such as the use of anti-seepage curtain grouting;
水坝、矿山巷道、竖井、隧洞、江河海底隧道、地铁等地下工程开挖时采用注浆防渗帷幕；
Our products are widely used in highway, railway, tunnel, bridge, airport, Power Plant, Water conservancy, mine, harbor, refuse landfill and other building projects.
产品广泛应用于公路、铁路、隧道、桥梁、飞机场、电厂、水利、矿山、港口、垃圾填埋厂、建筑及其它土建工程。
This starter is mainly applied to soft start and soft stop for production equipments in coal mine, strip coal mine, metallurgy, harbor coal washery, power house, etc.
本起动器主要用于井工煤矿、露天煤矿、滞金、港口、选煤厂、发电厂等生产设备的软起动及软停车。
This starter is mainly applied to soft start and soft stop for production equipments in coal mine, strip coal mine, metallurgy, harbor coal washery, power house, etc.
本起动器主要用于井工煤矿、露天煤矿、滞金、港口、选煤厂、发电厂等生产设备的软起动及软停车。
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