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路基本体
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路基本体
Encyclopedia
工学
铁路路基工程
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subgrade ontology
路基本体
包括用天然土、石所填筑的基床表层、基床底层和基床以下路堤,以及在天然地层中挖出的路堑或经换填基床处理的路堑,直接支撑轨道,承受列车荷载。路基本体根据地质条件和填筑材料的不同,又可分为路堤、路堑、半路堤、半路堑、半堤半堑、不填不挖路基。
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three parameter logistic model
three-parameter logistic model
Three Partitions of Poland
three parts of the body(the upper ,middle,lower)
Three Passes
Three Passes Banquet
three perching egrets
three-person keelboat of Summer Paralympics
three-phase
three phase AC power transmission
three-phase A.C.voltage regulating circuit
three-phase a.c. voltage source
three-phase alternating current
three-phase boundary
three-phase carbon arc lamp
three-phase CCD
three-phase commitment protocol
three-phase contact line
three phase current
three phase electronic watt hour meter
three-phase five-wire system
three-phase flow
three phase four wire system
three-phasefour-wire system
three-phase froth
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