求翻译：放水建筑物采用卧管和涵管连接的方式，放水口型式选用斜拉闸门式，涵管后接下游放水明渠，涵管全长81米。是什么意思？

Building water horizontal pipe and culvert connection, water port type selection of cable-stayed type of gate, culvert downstream water followed by open channel and culvert length of 81 meters.

Drain building with bedroom and covered by the way, connect the tube outlet type selected in the drop-down gate, covered by tube downstream followed by drainage, water-covered by the full-length 81 meters.

Turns on the water the building to use lies the way which the tube and the culvert pipe connect, the outlet pattern selects pulls the strobe type slanting, after the culvert pipe meets the downstream to turn on the water the open canal, the culvert pipe span 81 meters.

Water building a horizontal pipe and culvert connecting way, discharge of mouth shapes-selection of inclined gate, culvert pipe followed by a water channel in the lower, culvert is 81 metres long.

正在翻译，请等待...