the engineers designed the dropshaft to manage stormwater runoff efficiently.
工程师设计该跌水井是为了高效管理雨水径流。
regular inspection of the vertical dropshaft revealed minor concrete cracks.
对垂直跌水井的定期检查发现了微小的混凝土裂缝。
they installed a new dropshaft to connect the upper and lower sewers.
他们安装了一个新的跌水井来连接上下水道。
debris accumulation blocked the dropshaft inlet during the storm.
暴风雨期间，杂物堆积堵塞了跌水井入口。
the hydraulic model analyzed the energy dissipation within the dropshaft.
水力模型分析了跌水井内的能量耗散情况。
workers entered the deep dropshaft to perform maintenance work.
工人进入深跌水井进行维修工作。
we must calculate the dropshaft capacity to prevent upstream flooding.
我们必须计算跌水井的容量以防止上游洪水泛滥。
the dropshaft structure requires reinforcement to handle increased flow rates.
跌水井结构需要加固以应对增加的流量。
safety grating was placed over the dropshaft to protect pedestrians.
跌水井上方放置了安全格栅以保护行人。
a vortex dropshaft effectively reduces water velocity in the pipeline.
旋流式跌水井有效地降低了管道中的水流速度。
the project specifications include detailed dropshaft dimensions and materials.
项目规格书包括详细的跌水井尺寸和材料。
corrosion on the dropshaft lining necessitated immediate repair.
跌水井衬砌上的腐蚀使得立即修复成为必要。
the engineers designed the dropshaft to manage stormwater runoff efficiently.
工程师设计该跌水井是为了高效管理雨水径流。
regular inspection of the vertical dropshaft revealed minor concrete cracks.
对垂直跌水井的定期检查发现了微小的混凝土裂缝。
they installed a new dropshaft to connect the upper and lower sewers.
他们安装了一个新的跌水井来连接上下水道。
debris accumulation blocked the dropshaft inlet during the storm.
暴风雨期间，杂物堆积堵塞了跌水井入口。
the hydraulic model analyzed the energy dissipation within the dropshaft.
水力模型分析了跌水井内的能量耗散情况。
workers entered the deep dropshaft to perform maintenance work.
工人进入深跌水井进行维修工作。
we must calculate the dropshaft capacity to prevent upstream flooding.
我们必须计算跌水井的容量以防止上游洪水泛滥。
the dropshaft structure requires reinforcement to handle increased flow rates.
跌水井结构需要加固以应对增加的流量。
safety grating was placed over the dropshaft to protect pedestrians.
跌水井上方放置了安全格栅以保护行人。
a vortex dropshaft effectively reduces water velocity in the pipeline.
旋流式跌水井有效地降低了管道中的水流速度。
the project specifications include detailed dropshaft dimensions and materials.
项目规格书包括详细的跌水井尺寸和材料。
corrosion on the dropshaft lining necessitated immediate repair.
跌水井衬砌上的腐蚀使得立即修复成为必要。
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