他获得了公共管理硕士学位后，在政府部门找到了工作。

After earning his ___MPA, he found a job in the government sector.

这种混凝土的抗压强度达到30兆帕。

The compressive strength of this concrete reaches 30 ___MPa.

这个海洋保护区禁止捕捞以维护生态平衡。

Fishing is prohibited in this ___MPA to maintain ecological balance.