construction workers descended the vertical dropshafts to inspect the tunnel.
建築工人沿著垂直的豎井下降檢查隧道。
the mine utilizes two main dropshafts for ore extraction.
這個礦場使用兩個主要豎井進行礦石開採。
engineers designed new dropshafts to improve the sewer system.
工程師設計了新的豎井以改善污水系統。
heavy rain flooded the drainage dropshafts yesterday.
大雨導致排水豎井昨日被淹。
concrete dropshafts are essential for this hydroelectric project.
混凝土豎井對這個水力發電項目至關重要。
safety regulations require covers for all unused dropshafts.
安全規則要求所有未使用的豎井必須加蓋。
ventilation pipes were installed within the deep dropshafts.
通風管已安裝在深層豎井內。
the plumber cleared the debris blocking the dropshafts.
水管工清理了阻塞豎井的雜物。
we need to measure the depth of these dropshafts.
我們需要測量這些豎井的深度。
water flows rapidly through these spillway dropshafts.
水迅速流經這些溢洪豎井。
old dropshafts pose a significant risk to hikers.
舊豎井對徒步旅行者構成重大風險。
construction workers descended the vertical dropshafts to inspect the tunnel.
建築工人沿著垂直的豎井下降檢查隧道。
the mine utilizes two main dropshafts for ore extraction.
這個礦場使用兩個主要豎井進行礦石開採。
engineers designed new dropshafts to improve the sewer system.
工程師設計了新的豎井以改善污水系統。
heavy rain flooded the drainage dropshafts yesterday.
大雨導致排水豎井昨日被淹。
concrete dropshafts are essential for this hydroelectric project.
混凝土豎井對這個水力發電項目至關重要。
safety regulations require covers for all unused dropshafts.
安全規則要求所有未使用的豎井必須加蓋。
ventilation pipes were installed within the deep dropshafts.
通風管已安裝在深層豎井內。
the plumber cleared the debris blocking the dropshafts.
水管工清理了阻塞豎井的雜物。
we need to measure the depth of these dropshafts.
我們需要測量這些豎井的深度。
water flows rapidly through these spillway dropshafts.
水迅速流經這些溢洪豎井。
old dropshafts pose a significant risk to hikers.
舊豎井對徒步旅行者構成重大風險。
探索常見搜尋詞彙