调整sign界面样式，添加部分注释

clll

2023-09-11 62a3bea35d7d046881f3934c5ca63895c4383aeb

 springboot-vue3/src/main/java/com/example/springboot/component/PlcHold.java

@@ -1,11 +1,8 @@
package com.example.springboot.component;

import java.util.ArrayList;
import java.util.List;
import com.example.springboot.controller.SpianController;
import com.example.springboot.service.SpianService;
import com.example.springboot.mapper.AlarmMapper;
import com.example.springboot.mapper.HomeMapper;


public class PlcHold extends Thread {