Generally, WKT or SRID’s are preferred over PROJ strings as they can contain more information about a given CRS. Conversions between WKT and PROJ strings will in most cases cause a loss of information, potentially leading to erroneous transformations. If possible WKT2 should be used.

通常，WKT 或 SRID 优于 PROJ 字符串，因为它们可以包含有关给定 CRS 的更多信息。 WKT 和 PROJ 字符串之间的转换在大多数情况下会导致信息丢失，从而可能导致错误的转换。如果可能，应使用 WKT2。

For more details, see https://proj.org/faq.html#what-is-the-best-format-for-describing-coordinate-reference-systems

更多详情，，请参阅https://proj.org/faq.html#what-is-the-best-format-for-describing-coordinate-reference-systems