打印图标

src/components/Operation/index.jsx

@@ -1,6 +1,6 @@
 import React, { Component } from "react";
 import style from "./index.less";
-import printImg from '@common/images/Printing.png';
+import printImg from '@common/images/printing.png';
 import preview from '@common/images/preview.png';
 import saveHistory from '@common/images/saveHistory.png';
 import PrintPreviewContainer from '@containers/PrintPreviewContainer';