This thesis centers on the special topic of design and development on the GPSpositioning of channeldredging.
本文主要针对航道疏浚gps定位系统进行了设计和开发。
2
Seepage through the channeldredging project and the construction of small-scale water contiguous to effectively improve the utilization coefficient of irrigation water.
通过渠道清淤防渗工程和小农水连片建设，有效地提高了灌溉水利用系数。
3
Presently, the drudged slurry with high water content is disposed by rejection in the ocean or storage at the cofferdam which is produced hugely during the channeldredging and harbor construction.