修改

Scripts/thwj/thwjHelper.js

@@ -289,10 +289,11 @@ async function getVerifyCodeImg() {
 async function checkGetVerifyCodeImgNum() {
     let maxCount = 10;
     let retCode;
+    let exp = /^[+-]?\d*(\.\d*)?(e[+-]?\d+)?$/;
     for (let i = 0; i < maxCount; i++) {
         let base64ImgData = await getVerifyCodeImg();
         let codeStr = await tryAutoRecognizeCaptcha('ddddocr', base64ImgData);
-        if (codeStr && codeStr.length == 4) {
+        if (codeStr && codeStr.length == 4 && exp.test(codeStr)) {
             retCode = codeStr;
             break;
         }