确保您的排水计划斜坡远离家园或其他结构，以防止洪水和水分损失。
Make sure your drainage plan slopes away from homes or other structures to protect against flooding and moisture damage.
计划指出排水沟和排水管固定装置，而管道工则构想如何布置管道和连接到总水管和下水道。
The plans show the drains and plumbing fixtures, but the plumber figures out how to route the pipes and hook up to the water main and sewer.
您的景观设计师将计算斜坡，并检查您的具体情况土壤类型的大小和计划径流和排水控制。
Your landscape designer will calculate slopes and check soil types to size and plan runoff and drainage control for your situation.
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