把60千克:3吨化为最简整数比是______.
60千克:3吨,
=60千克:3000千克,
=60:3000,
=(60÷60):(3000÷60),
=1:50,
故答案为:1:50.
The terrible accident almost_____ the driver his life.
A.valued
B.counted
C.took
D.cost
属膀胱络肾的经脉是
A.足阳明经B.足太阳经C.足少阳经D.足少阴经E.足太阴经