Warning: Missing argument 3 for write(), called in /www/wwwroot/shijiebei05.com/incs/robot.php on line 68 and defined in /www/wwwroot/shijiebei05.com/incs/data.php on line 487 近期中国相继出现学生戴口罩运动时猝死。有例子是学生在体考一千米测试过程中戴N95口罩跑步,呼吸不畅引发猝死。我们要如何在防疫时,在使用口罩中获得平衡?