释义 |
reach [rēch] CIVIL ENGINEERING A portion of a waterway between two locks or gages. CONTROL SYSTEMS See <<range>> ENGINEERING The length of a channel, uniform with respect to discharge, depth, area, and slope. GEOGRAPHY 1. A continuous, unbroken surface of land or water. Also known as stretch. 2. A bay, estuary, or other arm of the sea extending up into the land. HYDROLOGY A straight, continuous, or extended part of a river, stream, or restricted waterway. |