单项选择题
谷物倾侧力臂曲线为一条随横倾角增大而的直线,其斜率为()。
A.增大,-0.05
B.减小,-0.005
C.增大,0.005
D.减小,0.05
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单项选择题
A.增大,-0.05
B.减小,-0.005
C.增大,0.005
D.减小,0.05
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