檢視地基的原始碼

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| style="background: #008080" align= center|  '''<big>地基</big> '''

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[[File:Src=http www.shhorse.com UploadFiles FCK 2016-06 6360152545859375001988531.jpg&refer=http www.shhorse.jpg|缩略图|居中|[https://gimg2.baidu.com/image_search/src=http%3A%2F%2Fwww.shhorse.com%2FUploadFiles%2FFCK%2F2016-06%2F6360152545859375001988531.jpg&refer=http%3A%2F%2Fwww.shhorse.com&app=2002&size=f9999,10000&q=a80&n=0&g=0n&fmt=jpeg?sec=1635994333&t=5f2acc8f16ecbb6f45d59f7ea95a59a1 原图链接][https://image.baidu.com/search/detail?ct=503316480&z=0&ipn=d&word=%E5%9C%B0%E5%9F%BA&step_word=&hs=0&pn=16&spn=0&di=187990&pi=0&rn=1&tn=baiduimagedetail&is=0%2C0&istype=0&ie=utf-8&oe=utf-8&in=&cl=2&lm=-1&st=undefined&cs=2700031552%2C1338686371&os=3299581508%2C287644922&simid=3435499123%2C385499402&adpicid=0&lpn=0&ln=1863&fr=&fmq=1633402295923_R&fm=&ic=undefined&s=undefined&hd=undefined&latest=undefined&copyright=undefined&se=&sme=&tab=0&width=undefined&height=undefined&face=undefined&ist=&jit=&cg=&bdtype=0&oriquery=&objurl=https%3A%2F%2Fgimg2.baidu.com%2Fimage_search%2Fsrc%3Dhttp%3A%2F%2Fwww.shhorse.com%2FUploadFiles%2FFCK%2F2016-06%2F6360152545859375001988531.jpg%26refer%3Dhttp%3A%2F%2Fwww.shhorse.com%26app%3D2002%26size%3Df9999%2C10000%26q%3Da80%26n%3D0%26g%3D0n%26fmt%3Djpeg%3Fsec%3D1635994333%26t%3D5f2acc8f16ecbb6f45d59f7ea95a59a1&fromurl=ippr_z2C%24qAzdH3FAzdH3Ffii56fj_z%26e3Bv54AzdH3FA6ptvsjAzdH3Fv332op133v_8_z%26e3Bip4s&gsm=18&rpstart=0&rpnum=0&islist=&querylist=&nojc=undefined来自 百度 的图片]]]

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地基是指[[建筑物]]下面支撑基础的[[土体]]或[[岩体]]。

作为建筑地基的土层分为岩石、碎石土、砂土、粉土、黏性土和人工填土。地基有天然地基和人工地基(复合地基）两类。

天然地基是不需要人加固的天然土层。人工地基需要人加固处理，常见有石屑垫层、砂垫层、混合灰土回填再夯实等。