求翻译：根据工程地质纵、横断面图，基坑侧壁主要由1-1杂填土、1-2素填土、3-1-1新黄土（水上）、3-1-2新黄土（水下）、3-2古土壤、4-1-2-1老黄土（水下）、4-1-2-2老黄土（水下）及4-4粉质黏土构成。是什么意思？

According to geological vertical cross-sections, pit wall mainly by 1-1, 1-2 miscellaneous fill plain fill, 3 -1-1 new loess (water), 3-1-2 new loess (underwater ), 3-2, 4 paleosol -1-2-1 old loess (underwater), 4 -1-2-2 old loess (underwater) and 4-4 silty clay composition.

Based on the engineering geological trim, przekroj pit wall chart, mainly by 1 -1, 1 -2 quality miscellaneous filling filling, 3 - 1 - 1 new loess (water), 3 - 1 - 2 new loess (underwater), 3 -2, 4 -1 ancient soil - 2 - 1 old loess (underwater), 4 - 1 - 2 - 2 old loess (underwater) and 4 - 4 clay po

According to the engineering geology vertical, the cross section chart, the hole excavated for building foundation sidewall mainly by 1-1 mixed earth fill, 1-2 element earth fill, 3-1-1 new loess (aquatic), 3-1-2 new loess (submarine), 3-2 ancient soil, 4-1-2-1 old loess (submarine), 4-1-2-2 old loe

Based engineering geological longitudinal, cross, Foundation pit side mainly composed of 1-1 mixed backfill soil, loess in new 1-2 effect of fill, 3-1-1 (aquatic), new loess 3-1-2 (underwater) ancient,: 4-1 old loess soils, 3-2 (underwater) and: 4-1 old loess (underwater) and 4-4 silty clay composit

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