他们希望找到几个问题的答案：小班制是否能提高教学质量？
They want to know if having a smaller class size could improve teaching quality.
我能制出多少的钛呢？
咱们相信它是咱们能制出的最好的产物。
能按制厂规定的条件长期潜水。
Dive for long time according to the define condition of manufacture.
能按制厂规定的条件长期潜水。
Dive for long time according to the define condition of manufacture.
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