搜索 - 科创

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【型号】艾默生R48-2900U通信电源【电压】原来电压是固定53.6V，自己改的电压2.6-56V电压连续可调【电流】未知，没有合适的电流表测量【功率】2900W 【成色】9成新【价格】32...

最后那段“网友戏称”的原文：从大米里我们认识了石蜡，从火腿里我们认识了敌敌畏，从咸鸭蛋、辣椒酱里我们认识了苏丹红，从啤酒里我们认识了甲醛，从银耳、蜜枣里我们认识了硫磺，从木耳中认识了硫酸铜，三鹿又让同...

过量的氯气会中毒，少量的氯气消毒效果很好，不要害怕，我经常制取氯气，没通风厨时也是熏得头昏脑胀的、喉咙疼，过几天就没事了，感冒高发季节，释放点氯气很管用，没有氯酸钾和浓盐酸可以用洁厕灵和消毒液代替，效...

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