【简答题】The table below contains the opinions of a sample of 200 people broken down by gender about the latest congressional plan to eliminate anti-trust exemptions for professional baseball. If the sample is...
【简答题】The table below contains the opinions of a sample of 200 people broken down by gender about the latest congressional plan to eliminate anti-trust exemptions for professional baseball. If the sample is...
【简答题】The table below contains the opinions of a sample of 200 people broken down by gender about the latest congressional plan to eliminate anti-trust exemptions for professional baseball. If the sample is...
【多选题】防断式中心锚结线夹的技术状态应符合要求,以下说法正确的是()。
C.
中心锚结线夹在曲线上应与接触线的倾斜度不一致
D.
中心锚结线夹处的接触线高度应与邻点吊弦处导高相等,允许偏差0-10mm
【简答题】在25℃和相同的初始压力下,将5.0LN 2 (g)和15.0LO 2 (g)充入容积为10.0L的真空容器中,混合气体的总压力为152kPa,则N 2 (g)的分压为______kPa;O 2 (g)的分压为______kPa。当温度升至250℃时保持体积不变,混合气体的总压力为______kPa。25℃时N 2 (g)的初始分压为______kPa。