市中心到处是纵横交错的小巷道。
The centre of the city is full of tiny intersecting alley -ways.
关于巴黎，我喜欢的是那些不为人所知和叫不出名字的地方，那些在地图上找不到的小巷道。
What I like about Paris is the places where... that are not known and named, little streets that are not on the map.
研究表明，增加巷道与煤层的法线距离对减小巷道的变形量虽有一定的作用，但这种影响并不明显。
The research results thow that the strength of the surrounding rock is the most important factor which affects the deformation of the in-floor-rock roadways.
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