初始负载地基处理堆载预压法地基处理预压法预加负荷 预加荷载 预加载 预先加料 预压预加荷载;预压法预压法preload (preloading): 预压preloading centering: 拱架预压preloading foundation: 预压地基preloading method: 预压法preloading mound: 预压层下载手机词典可随时随地查词查翻译