This example processes the input LoanRequest object and populates and returns a LoanApproval object.

这个示例处理输入LoanRequest对象，填充并返回一个LoanApproval对象。

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BPEL processes are stateful and have instances, so in BPEL this scenario is implemented as a LoanApproval process which would have an instance for each actual loan application being processed.

BPEL流程是有状态的并包含实例，所以在BPEL中，这种情况都会被作为一个LoanApproval流程而实现，对于被处理的每个实际贷款申请，LoanApproval流程都会有一个实例。

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