跪求高手翻译下面文字成英文

2 纵坡设计的一般要求
•纵坡设计必须满足《标准》的各项规定。
•为保证车辆能以一定速度安全顺适地行驶,纵坡应具有一定的平顺性,起伏不宜过大和过于频繁。
•设计应对沿线地形、地质、水文、地下管线、气候和排水等综合考虑,并根据需要采取适当的技术措施,以保证道路的稳定与通畅。
•一般情况下纵坡设计应尽量减少土石方和其它工程数量,以降低造价和节省用地。
•基本原则:
纵向填挖平衡设计——山岭重丘地形纵坡设计应考虑纵向填挖平衡,尽量使挖方运作就近路段填方,以减少借方和废方。
包线设计——平原微丘地形应满足最小填土高度要求,以保证路基稳定。
•对高速公路、一级公路,应考虑通道、农田水利等方面的要求,低等级公路,应注意考虑民间运输、农业机械等方面的要求。

Longitudinal design of the general requirements
• Longitudinal design must meet the "standard" provisions.
• To ensure that vehicles can travel with a certain speed Anquan Shun appropriate, grades should have a certain comfort, ups and downs should not be too large and too frequent.
• Design should along the topography, geology, hydrology, underground pipeline, climate, and drainage into account, and the technology needed to take appropriate measures to ensure the stability and smooth road.
• In general longitudinal design should minimize the amount of earthwork and other works to reduce cost and save space.
• Basic principle:
Cut to fill balance of vertical design - in mountainous terrain vertical longitudinal design should take into account the cut to fill balance, as far as possible the operation of the nearest road excavation filled in order to reduce the borrower and the waste side.
Envelope design - in Plain Hill terrain should meet the minimum fill height requirements to ensure embankment stability.
• on the highway, a road, consideration should be given access, irrigation and other requirements, low-grade highways, consideration should be given civil transport, agricultural machinery and other requirements
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