intermediate base meaning in English

中间基
中间空军基地
中形管座

We are seeking long - term suppliers of 5 - - 22 quality machine oils , most of which are of naphthene or intermediate bases . monthly demand is about 400 tons . other demands include 32 - 100 quality machine oils and various neutral oils , which are mainly used in dispensing various special lubricating materials
我公司是一家生产变压器油为主的润滑油专业厂家，长期求购5 - - 22优质机械油，每月需求量2000吨左右，以环烷基和中间基为主，同时需求32 - 100优质机械油以及各种中性油。
We are seeking long - term suppliers of 5 - 22 quality machine oils , most of which are of naphthene or intermediate bases . monthly demand is about 400 tons . other demands include 32 - 100 quality machine oils and various neutral oils , which are mainly used in dispensing various special lubricating materials
我公司是一家生产变压器油为主的润滑油专业厂家，长期求购5 - 22优质机械油，每月需求量2000吨左右，以环烷基和中间基为主，同时需求32 - 100优质机械油以及各种中性油。