📅  最后修改于: 2022-03-11 14:57:25.410000             🧑  作者: Mango
Error: src/app/university/university.component.html:45:5 - error NG8001: 'mat-slider' is not a known element:
1. If 'mat-slider' is an Angular component, then verify that it is part of this module.
2. If 'mat-slider' is a Web Component then add 'CUSTOM_ELEMENTS_SCHEMA' to the '@NgModule.schemas' of this component to suppress this message.