桩长是控制路堤沉降的最主要因素，其次是桩间距和桩托板尺寸。
Pile length is the main factor that effects the settlement of embankment; pile space and dimension of pile cap are followed.
对双耳托板自锁螺母进行了工艺分析、制订了冷镦工艺路线、计算了毛坯尺寸等。
The characteristics of the anchor Locking-nuts with twolug cold-forging technology was introduced in detail.
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