蜗壳座环强度的变量化分析。
The variational analysis of spiral case and stay ring's strength.
一座带有淡蓝色大环的桥通向商业区。
A bridge with big, light-blue loops leads into the business district.
被大象山和狮子山这两座峰顶所环围。
It is surrounded by two peaks; the Elephant and the Lion Mountain.
被大象山和狮子山这两座峰顶所环围。
It is surrounded by two peaks; the Elephant and the Lion Mountain.
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