This diagram form the OTS specification shows the parts of a transaction involving distributed objects.
下图是OTS规范，它展示了包含分布式对象的事务的各部分。
2
The transaction coordination diagram is used to show the constituents of a defined transaction, the order of processing (sequential vs. parallel), and nested transactions.
事务协调图用来显示确定的事务的构成、处理顺序（顺序的 vs. 并行的），及嵌套的事务。
3
This diagram form the XA specification shows the parts of a distributed transaction.