皮皮学，免费搜题
登录
搜题
【单选题】
关于室内空气质量监测以下说法错误的是 ( )。A.
关于平均浓度的监测：年平均浓度至少采样3月；日平均浓度至少采样18h；采样时间应涵盖通风最差的时间段。
B.
采样点的高度原则上与人的呼吸带高度一致，一般相对高度0.5～1.5m之间。
C.
采样点的数量：公共场所按每100m2设2～3个点，居室面积小于10m2设1个点。
D.
关于筛选法采样：采样前关闭门窗12小时，采样时关闭门窗，至少采样45min。
E.
当采用筛选法测定室内空气某项指标时，若测定结果不达标，则该指标在以后室内空气监测中予以剔除。
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【单选题】When the minister came to the snow-stricken area, he was happy to see the disaster victims well_____．
A.
take care of
B.
took care of
C.
taken care of
D.
taking care of
【简答题】After the earthquake, the rescuers arrived at the disaster area as soon as possible. In a(n) 36 house, they found a woman. She was dead when the rescuers found her. Through the ruins, they could see h...
【单选题】Shops try to meet the DIY (do-it-yourself) fashion by offering consumers parts and hardware which they can ________ at home.
A.
react
B.
furnish
C.
assemble
D.
distinction
【单选题】Shops try to meet the DIY (do-it-yourself) fashion by offering consumers parts and hardware which they can at home.
A.
assemble
B.
award
C.
annual
D.
assert
【单选题】Shops try to meet the DIY fashion by offering consumers parts and hardware which they can at home.
A.
react
B.
assemble
C.
contract
D.
furnish
【单选题】Shops try to meet the DIY fashion by offering consumers parts and hardware which they can ______ at home.
A.
assemble
B.
react
C.
contribute
D.
contract
【单选题】Shops try to meet the DIY fashion by offering consumers parts and hardware which they can ______ at home.
A.
furnish
B.
assemble
C.
contest
D.
crush
【简答题】你是干什么的? 我是一个学生。
【单选题】Shops try to meet the DIY fashion by offering consumers parts and hardware which they can ______ at home.
A.
assembly
B.
assembled
C.
assemble
D.
resembled
【单选题】大学生或多或少会受自身社会经验偏少、知识储备不够等方面的限制,容易把主观的想象当作对自身条件的认知。因此,大学生要 ( )。
A.
实现人生价值要从社会客观条件出发
B.
实现人生价值要从个体自身条件出发
C.
不断增强实现人生价值的能力和本领
D.
在一定的主客观条件下去实现自己的人生价值
相关题目：
参考解析：
知识点：
题目纠错 0
发布
