This is what the city fire protectionconstruction plan needs to cover with.
这便是人们调整城市消防规划所要考虑的因素。
2
Used for destroying solid or frozen stratum in civil engineering, underground construction and people protectionconstruction, etc.
土木工程中及地下建筑、人防施工等工作中，用以摧毁坚固或冻结的地层。
3
The beach protectionconstruction can be used to protect the central bar in the aim of changing the situation, recovering and improving the channel conditions.