以管输送,输送管,输送费
Pipage \Pip"age\, n. Transportation, as of petroleum oil, by means of a pipe conduit; also, the charge for such transportation.
pipage
n 1: a fee charged for the use of pipes
2: a long tube made of metal or plastic that is used to carry
water or oil or gas etc. [syn: {pipe}, {piping}]