求翻译：通过实例对互通立交选型、集散车道设计、变速车道设计、分合流点纵坡设计等问题进行探讨是什么意思？

Interchange through examples of selection, distribution driveway design, variable speed lane design, sub-confluence point longitudinal design to explore issues such as

By way of example to communicate with each other to selection, design, variable-speed lane driveway terminal design, sub-convergence longitudinal slope point design exploring such issues

To exchanges the grade separation shaping, the collection and distribution traffic lane design, the speed change traffic lane design, through the example questions and so on analysis and synthesis flow point lengthwise grade design carries on the discussion

Through an instance of distributed lane for interchange type selection, design, speed change lane combined longitudinal slope design, designed to explore issues such as

Through an instance of distributed lane for interchange type selection, design, speed change lane combined longitudinal slope design, designed to explore issues such as