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坡段连接
释义
坡段连接
Encyclopedia
工学
铁路线形
释
gradient joint
坡段连接
铁路线路纵断面不同坡度的线段连接。上坡的坡度为正值,下坡的坡度为负值;每个坡度的线段称为坡段;相邻两坡段的连接点称为变坡点。坡段连接的主要技术要素是坡度差、坡段长度以及竖曲线半径(见竖曲线)。
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highway noise pollution and prevention
highway pavement
Highway Port of Suifenhe
highway runway
highway safety audit
highway safety enhancement project
highway sand prevention
highway service facilities
highway subgrade
highway survey
Highway technical grade
highway technology status evaluation
highway timber transportation
highway traffic detection
highway traffic indication
Highway traffic radio
highway traffic sign
highway transporter for spacecraft
highway transport model
highway transport vehicle for missile
highway tunnel lighting
high wear resistant copper alloy
high z
high Z and high energy particle
high-z object
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