叙述干式充填系统在东沟坝金矿的成功应用。
The successful application of the dry filling system in Donggouba Gold Mine is described.
水下管道干式维修系统的基本设备是一套大型水下干式舱。
The "Underwater Pipeline Dry Repair System" is a National "863" Hi-tech project.
水下管道干式维修系统的基本设备是一套大型水下干式舱。
The "Underwater Pipeline Dry Repair System" is a National "863" Hi-tech project.
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