According to the passage the screen or cutters ar
According to the passage, the screen or cutters are fitted to __ (1)kill bacteria (2)break up the solid waste (3)remove solid matter with large size
A.(1)
B.(2)
C.(2)(3)
D.None of (1)(2)(3) is true
请帮忙给出正确答案和分析，谢谢！
参考解答
493***780
2024-06-15 03:07:51
正确答案：B
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