将差压变送器负压端排污阀打开会使指示值()。 ["增大","减小","不变"]
现有: class ThreadBoth extends Threaa implements Runnable { public void run() (System.out.print("hi"); } public static voicl main (String [] args) { Thread tl=new ThreadBoth(): Thread t2 = new Thread (tl): tl.run(): t2.run(): } 结果为:() [" hi hi"," hi","编译失败","运行时异常被抛出"]
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