皮皮学，免费搜题
登录
搜题
【单选题】
下列说法中不正确的是()A.
城市区域环境噪声测量在无雨、无雪、风力小于4级气候条件下进行;
B.
城市道路交通噪声测量时，测点在两路口之间，路边人行道上，离车行道的路沿20cm处，离路口应大于50cm;
C.
铁路边界噪声测量中，铁路边界指距离铁路外侧轨道中心线50m处;
D.
机场周围飞机噪声测量应满足无雨、无雪，地面上10m高处的风速不大于5m/s，相对湿度为30%～90%的气候条件
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】Velcro is probably the most famous and certainly the most successful example of biological mimicry, or 'biomimetics'.
A.
Y
B.
N
C.
NG
【单选题】一Whose picture is better, Jack's or Tom's? —I like Jack's and I think Jack draws ______ Tom. [ ]
A.
better than
B.
worse than
C.
as good as
D.
as well as
【单选题】“Jack is no more careful than Tom” means .
A.
Both Jack and Tom are careful
B.
Neither Jack nor Tom is careless
C.
Both Jack and Tom are careless
D.
Tom is careful, but Jack isn’t
【简答题】The 2008 Beijing Olympics is considered to be ____ most prepared and most successful s in ____modern Olympic history. A．the;/ B．a;the C．the;a D．/;the
相关题目：
参考解析：
知识点：
题目纠错 0
发布
