新增的函数，   -------------------------------------------------------------------------------------------------------------------------------------  |                                                                                                                                                          |  |物资引用脚本增加func_check接口函数，用于支持在点击确定按钮前进行检查（感谢杨清云、中山-缘人）      |  |                                                                                                                                                          |  --------------------------------------------------------------------------------------------------------------------------------------  测试了下，不支持“根据编号引用单一单据”？  如果能够支持就更方便了