名词解释 河床比降

名词解释 设计流速

名词解释 水力计算（shui li ji suan）hydraulic computation

名词解释 气象资料（qi xiang zi liao）meteorologic data

名词解释 水文资料（shui wen zi liao ）hydrologic data

名词解释 桥位地质剖面图（qiao wei di zhi pou mian tu）geologic section drawing of bridge site

名词解释 桥位地形图（qiao wei di xing tu ）topography map of bridge site

名词解释 桥面纵坡（qiao mian zong po）deck profile grade

名词解释 矢跨比（shi kua bi）rise-span ratio

名词解释 矢高（shi gao）rise of arc

名词解释 通航净空（tong hang jing kong ）navigable clearance

名词解释 桥下净空（qiao xia jing kong）clearance underspan

名词解释 桥面净空（qiao mian jing kong）clearance above bridge deck

名词解释 剪跨比（jian kua bi）shear-span ratio

名词解释 高跨比（gao kua bi）depth-span ratio

名词解释 宽跨比（kua kua bi）wide-span ratio

名词解释 容许建筑高度（rong xu jian zhu gao du）allowable construction height of bridge

名词解释 桥梁建筑高度（qiao liang jian zhu gao du）construction height of bridge

名词解释 跨径（kua jing ）span

名词解释 桥梁全长（ qiao liang quan chang）total length of bridge