路结石的患者通常在尿中见到的是()
A、尿中带有苹果味
B、尿液浑浊
C、血尿
D、乳糜尿
参考答案:C
氩弧焊时,焊口组对间隙为( )。
A.1~2mmB.2~4mmC.4~5mmD.5~7mm
Get the searchlight()for transiting the cancal at night.
A.turned off
B.already
C.almost
D.ready