在非开挖工程中，计算出当前工艺条件下的铺管阻力、选择正确的铺管方法是整个工程成败的关键。
Calculation for pipelaying resistance in current construction conditions to choose correct pipelaying method is the key for project success in trenchless technology.
通过对沥青路面上钻取的非干燥试件进行风干和烘干试验，计算不同试验条件下心样的毛体积相对密度和压实度。
By the density test of blow-drying and stoving of non-aridity core sample from asphalt pavement, the bulk volume relative density and compactness can be calculated under different test conditions.
为通过裂缝控制方程和承载力方程计算、确定预应力筋用量和非预应力筋用量创造了条件。
It gives condition for accounting area of common bars and area of prestressing bars by equations of crack controlling and capacity carrying.
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