题目内容
（请给出正确答案）
[主观题]
[A] a large number of [B] the large number[C] a larger number of [D] the larger number
[A] a large number of
[B] the large number
[C] a larger number of
[D] the larger number of
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倾斜长壁采煤法是长壁工作面沿走向推进的采煤法。()
