During normal construction process, the friction force between shield and soil exhibited greater influence on surface deformation compared with bulkhead additive thrust.
在正常施工时，盾壳与土体之间的摩擦力对地面变形的影响远大于正面附加推力。
The best effects are planting salt-enduring plants andfertilizing various additive in soil salinity at the same time.
人工种植耐盐植物共同改良碱斑土壤可取得比较好的改良效果。
Aiming at finding a new cement additive to reduce the disadvantageous effect of the organic matters on cemented-soil compressive stress, the series of tentative experiments are carried out.
针对有机质对水泥加固土强度的这种不利影响，进行了一些尝试性试验，旨在寻求一种添加剂，用来抵消有机质对强度的这种不利影响。
Aiming at finding a new cement additive to reduce the disadvantageous effect of the organic matters on cemented-soil compressive stress, the series of tentative experiments are carried out.
针对有机质对水泥加固土强度的这种不利影响，进行了一些尝试性试验，旨在寻求一种添加剂，用来抵消有机质对强度的这种不利影响。
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