portant; letter-spacing: normal; background-color: rgb(248,249,250); text-indent: 0px; font-variant-ligatures: normal; font-variant-caps: normal; -webkit-text-stroke-width: 0px; text-decoration-style: initial; text-decoration-color: initial">内容包括设计说明书、污水管网总平面图、管道剖面图等。