已知x:y=0.4:0.22,y:x=2又3/4:1/3求x:y:z已知x:y=0.4:0.22,y:z=2又3/4:1/3求x:y:z
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已知x:y=0.4:0.22,y:x=2又3/4:1/3求x:y:z已知x:y=0.4:0.22,y:z=2又3/4:1/3求x:y:z已知x:y=0.4:0.22,y:x=2又3/4:1/3求x:y
已知x:y=0.4:0.22,y:x=2又3/4:1/3求x:y:z已知x:y=0.4:0.22,y:z=2又3/4:1/3求x:y:z
已知x:y=0.4:0.22,y:x=2又3/4:1/3求x:y:z
已知x:y=0.4:0.22,y:z=2又3/4:1/3求x:y:z
已知x:y=0.4:0.22,y:x=2又3/4:1/3求x:y:z已知x:y=0.4:0.22,y:z=2又3/4:1/3求x:y:z
化简X:Y=20:11 Y:Z=33:4 转化X:Y=60:33
所以:X:Y:Z=60:33:4
大哥`你 Z 给点提示啊
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