Excessively dense urban layout is not only easy to produce heat island effect, but also does not meet the requirements of ecological aesthetics. Therefore, urban construction should open the layout as far as possible, reasonably interval the city groups, so that the city looks smooth and orderly, not crowded, not cluttered.
The logic of the discussion process is most similar to the statement that reducing the burden of schoolwork is necessary for happy and healthy growth of primary and secondary school students, and that eliminating blind areas such as online training is important.