“lube base oil”造句，怎麼用lube base oil造句

Study on process conditions for producing lube base oil from vacuum fractions

No. 1 standard oil for rubber test was formulated by lube base oil from a deep-refining paraffinic crude blended with vacuum side streams.

The industrial tests were performed on lube base oil production with vacuum cut 2, cut 3, cut 4 and light deasphalted oil from Sandi light crude oil.

Progresses in design, techniques and engineering development of domestic residue hydrodesulfurizing unit, hydrocracking unit and lube base oil hydrotreating unit were summarized.