接地电阻测试仪将两只测量接地棒插入分别离接地体20m与40m远的地下,且均应垂直地插入地面400mm。
参考答案:对
某企业新建项目的年设计生产能力为10000台,单台产品销售价格为800元,年固定成本为1320000元,单台产品可变成本为360元,单台产品税金为40元。则其生产负荷率为()。
A.45%
B.33%
C.5s%
D.66%
The film has had ______reviews from the audiences, because not everybody thinks highly of it in the survey .
A.excited
B.mixed
C.frightened
D.surprised