Aimed at these problems, partial pipeline network is renovated adding oil-gas mixture pumps.
Aimed at these problems, partial pipeline network is renovated adding oil-gas mixture pumps.
针对这种情况，对部分管网进行了改造，加设了油气混输泵。
Aimed at these problems, partial pipeline network is renovated adding oil-gas mixture pumps.
针对这种情况，对部分管网进行了改造，加设了油气混输泵。