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- duplicate pilot tunnel 平行二线隧道导坑
- The programme of "front benching pilot tunnel divisional and laminated skewed slot construction" was created. 独创了“正台阶导硐分部分层斜沟施工方案”,该方案具有良好的推广应用价值。
- In many projects, like the Simplon, for example, a small pilot tunnel is driven before the full diameter of the tunnel is excavated. 在许多隧道工程中，经如辛普龙大隧道，都要在隧道全面开挖前打一个导洞。
- Nine division belt machine adopt middle pilot tunnel descend storied lamination construct method,transect construction ensure security. 九采区胶带输送机皮带机头硐室刷扩,采用中央导硐下行分层的施工方法,大断面施工保证了安全。
- Applying pilot tunnel to treat tunnel collapse 采用小导坑处理隧道坍方
- pilot tunnel with double -sided wall 双侧壁导坑
- double sides wall pilot tunnel method 双侧壁导坑法
- He gave me a duplicate key of his house. 他给了我另配了一套他房子的钥匙。
- Enclosed is our program invoice in duplicate. 随函附上我方估价单一式两份。
- The pilot manages to glide down to a safe landing. 驾驶员设法使飞机滑行下降安全著陆。
- They are building a submarine cable tunnel. 他们正在建设一条海底电缆隧道。
- Usually we ask for a draft in duplicate. 我们通常要求草图一式两份。
- They are digging through the hill to make a tunnel. 他们正在凿山建一条隧道。
- The pilot steered for the harbor. 领航员掌舵驶向港囗。
- The trainee pilot flew his first solo today. 那个受训的飞行员今天首次单独飞行。
- The pilot reports bad visibility over the airport. 飞行员向机场报告能见度很低。
- The kid dug a tunnel in the sand. 小孩在沙堆里挖了一个地道。
- Duplicate data or information copied from one medium to another. 从一种介质向另一种介质拷贝的复制数据或信息。
- The pilot had logged over 200 hours in the air. 这个飞行员的飞行记录在200小时以上。
- In printing, the creation of duplicate plate by electrolysis. 在印刷技术中，用电解法生产的复制板的方法。
