The maximum navigable designed water level under bridge in the USA is analyzed, and the method for calculating the maximum navigable water level in China is appraised. 对美国桥梁最高通航设计水位进行分析,并对我国最高通航设计水位的计算方法进行评议。
Under bridge no navigation and is wide shallow sex without freeze-up river again, from the aspects of bridge deck cost low elevation design, satisfy the demands of economic rationality; 桥下(UB)不通航且为宽浅性河床又无冰冻期,从建桥成本方面考虑设置的桥面设计高程较低,满足经济合理性要求。
Comparing to the prior art, the utility model that the suspension bridge with cable wires suspended under bridge needs not to build sling towers; 本实用新型的桥下(UB)弦钢索吊桥与现有技术相比,无需修建吊索塔。
Structure Damping Ratio to High-speed Train Function under Bridge Dynamic Response Influence 结构阻尼比对高速列车作用下桥梁动态响应的影响
Fault tree analysis for reverse failure of main engine pneumatic remote control system under bridge control mode 主机遥控气动系统驾控不能换向的故障树分析