Network optimization to be solved is to improve the hardware and software environment.
网络优化要解决的，是改善硬件与软件环境。
Route optimization is an effective safety measure to improve the safety of road transportation.
危险货物道路运输路线优化选择是提高危险货物运输安全的一项重要措施。
Route optimization is an effective safety measure to improve the safety of road transportation.
危险货物道路运输路线优化选择是提高危险货物运输安全的一项重要措施。
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