长距离大直径泥水盾构的优化的翻译：Optimization of long-distance, large-diameter slurry shield 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

Long distance and large diameter slurry shield optimization

Optimization of long-distance, large-diameter slurry shield

Long distance large diameter spate shield optimization

For long distance, large diameter shield the optimization of muddy water

Optimization of long-distance, large-diameter slurry shield