A fair use statement regarding the full text of the request

Your requested [Constraints on the diversity of crude oil types in the Lunnan Oilfield, Tarim Basin, NW China] is currently limited to Guangzhou Institute of Geochemistry，Chinese Academy of Sciences internal sharing.

To solicit author authorization, you need to provide the following information: name, organization, personal e-mail, reason for request. The information you provide will be reviewed and you are committed to the truth of the information provided. The personal information you provide will be protected according to law.