A: Hill and Fan Xiao are separated by 10 people.
2.(3 1- 1)×2÷( 16- 1)
=30×2÷ 15
=4 (m)
A: The interval should be 4m.
3.2+2-3= 1m
Answer: The overlapping length of two battens is1m..
Chapter I General Provisions
Article 1 In order to ensure the smooth enrollment of undergraduate and junior college students in henan university of econ