According to Mr Poole, the main remedy for present problems will be to make better use of the existing road network, most of which was built between the 1950s and the 1970s.
普尔表示，当前问题的主要解决方法，将是更好地利用现有公路网络。美国的公路多数是在上世纪50年代和70年代修建的。
According to the existing problems in site application of the cutting seam cartridge, the parameters of the cartridge were optimized with a model test.
根据切缝药包在现场应用中存在的问题，通过模型试验，对切缝药包的参数进行了优化。
According to the existing problems of environmental geology in Inner Mongolia, the ideas and gist of prevention and control are analyzed.
本文针对我区城市存在的主要环境地质问题，分析探讨了防治思路和要点。
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