对水平平行双线顶管之间的相互作用进行了分析，提出了横向扰动区范围的计算公式。
The interaction of two level parallel pipe jacking is analyzed; and the calculation of lateral disturbance scope is advanced.
梭梭的有效作用范围在冠幅之内；梭梭南部冠幅之内还出现其它小的岛状结构，这可能与研究区的风向有关。
The effect areas of haloxylon ammodendron within canopy, and at the south of haloxylon ammodendron appeared other island structure, it impossible related to the direction of wind.
冷却过程的应力和冲击热应力也将导致材料发生塑性形变，其作用范围超过了热影响区。
The shock stress wave and the stresses associated with cooling can also lead to plastic deformations, and their affected depth extends far beyond the heat-affected zone.
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