http://www.esafety.cn/blog/wll/66030/index.html

《安全生技术》考前练习（65）

作者[孙锡云] 发表于[2011-9-2 11:17:00]

《安全生技术》考前练习（65）

　　1．依据粉尘的性质，可将其分为（ 　）。
　　A．无机粉尘
　　B．有机粉尘
　　C．矿物性粉尘
　　D．金属性粉尘
　　E．混合性粉尘

　　2．《生产性粉尘作业危害程度分级》依据（ 　）指标，将接触粉尘作业的危害程度分为五级。
　　A．生产性粉尘中游离二氧化硅含量
　　B．作业场所生产性粉尘浓度
　　C．工人接尘时间肺总通气量
　　D．工人实际接尘时间
　　E．生产性粉尘浓度超标倍数

　　3．《生产性粉尘作业危害程度分级》不适用于（ 　）。
　　A．爆炸性粉尘
　　B．放射性粉尘
　　C．致癌性粉尘
　　D．引起化学中毒的粉尘
　　E．矿山井下作业接触的粉尘

　　4．常见的气流组织形式有（ 　）。
　　A．上送上排
　　B．上送下排
　　C．下送上排
　　D．上下送中间排
　　E．中间送上下排

　　5．下列（ 　）因素，对布袋除尘器除尘效率的影响较大。
　　A．比电阻
　　B．含尘气体温度
　　C．含尘气体浓度变化范围
　　D．粉尘的黏附性
　　E．粉尘的吸湿性

　　6．离心式通风机的特性曲线通常有（ 　）。
　　A．风量和风压特性曲线
　　B．风压与功率特性曲线
　　C．风压与效率特性曲线
　　D．风量和功率特性曲线
　　E．风量和效率特性曲线

　　7．下列（ 　）过程能产生烟。
　　A．液体挥发
　　B．固体升华
　　C．有机物加热
　　D．金属熔融
　　E．液体喷散

　　8．气溶胶包括（ 　）。
　　A．烟
　　B．雾
　　C．气体
　　D．蒸气
　　E．粉尘

　　9．下列关于有毒气体的燃烧净化技术，表述正确的有（ 　）。
　　A．适用于可燃物质
　　B．适用于高温下分解的物质
　　C．要求分解的最终产物是无毒无害的物质
　　D．能够获得原物质的回收
　　E．能够获得热量的回收

　　10．下列噪声控制措施当中，从降低声源噪声辐射强度着手控制噪声的方法有（ 　）。
　　A．控制机械设备的振动
　　B．房间内表面镶饰吸声材料
　　C．采用高阻尼合金代替一般金属
　　D．高噪声设备加隔声罩
　　E．提高产生噪声设备零部件的加工精度和装配质量

　　答案：1．ABE　2．ACE　3．BDE　4．BCE　5．BDE　6．ADE　7．CD　8．ABE　9．ABCE　10．ACE

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    原创

    作者[原创(游客)] 发表于[2016-9-30 13:40:31]
    原创(游客)http://rywywj.lofter.com/post/1e6a80c3_c822c28 http://rywydx.lofter.com/post/1e6a68e3_c812e06 http://rywkdks.lofter.com/post/1e698063_c7f9eb4 http://rywydx.lofter.com/post/1e6a68e3_c80f5a5 http://rywkdks.lofter.com/post/1e698063_c7f5f56 http://rywywj.lofter.com/post/1e6a80c3_c8232e3 http://rywydx.lofter.com/post/1e6a68e3_c80cea0 http://rywywj.lofter.com/post/1e6a80c3_c822db1 http://rywkdks.lofter.com/post/1e698063_c7f594e http://rywydx.lofter.com/post/1e6a68e3_c80c833

    原创

    作者[原创(游客)] 发表于[2016-9-28 19:01:34]
    原创(游客)http://seogsywj.lofter.com/post/1e634756_c6de584 http://ywjseo.lofter.com/post/1e634752_c64ff4c http://wztgywj.lofter.com/post/1e65f473_c6eebc1 http://ywjseo.lofter.com/post/1e634752_c651a8e http://seogsywj.lofter.com/post/1e634756_c6df4dc http://bjseoywj.lofter.com/post/1e66bf3e_c7114ec http://ywjseo.lofter.com/post/1e634752_c651881 http://ywjseo.lofter.com/post/1e634752_c652e5c http://bjseoywj.lofter.com/post/1e66bf3e_c71063f http://bjseoywj.lofter.com/post/1e66bf3e_c7115d6

    原创

    作者[原创(游客)] 发表于[2016-9-6 19:25:11]
    原创(游客)http://njryw2016.lofter.com/post/1e59a72f_c384c14 http://njryw2016.lofter.com/post/1e59a72f_c384c13 http://njryw2016.lofter.com/post/1e59a72f_c384c12 http://njryw2016.lofter.com/post/1e59a72f_c384c11 http://njryw2016.lofter.com/post/1e59a72f_c384c10 http://njryw2016.lofter.com/post/1e59a72f_c384c0f http://njryw2016.lofter.com/post/1e59a72f_c384c0e http://njryw2016.lofter.com/post/1e59a72f_c384c0d http://njryw2016.lofter.com/post/1e59a72f_c384c0c http://njryw2016.lofter.com/post/1e59a72f_c384c0b
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