【简答题】线偏振光通过检偏振器,若偏振光振动方向与检偏器偏振化方向之间的夹角为 ,则透射光的强度满足 这个规律称为 定律 。
【单选题】请选出单词的正确翻译,latent heat:
【判断题】凝结和沸腾都涉及到相变,有相变潜热hfg (latent heat of vaporization , J/kg)的释放和吸收。
【简答题】一 . 名词解释 1. 感染后免疫 (postinfection immunity) 2. 潜伏期 ( incubation period ) 3. 稽留热 (sustained fever) 4. 传染源 (source of infection) 5. 复发 (relapse) 6. 潜伏性感染 (latent infection ) 7. 显性感染 (apparent infection )
【单选题】[单选题]挂梯顶端应高出楼顶上沿以便于人员上下,其高度不宜过高,也不宜过低,()mm高度选择不合理。
【简答题】热词汉译英: 潜伏期 incubation/latent period
【多选题】砜胺法(Sulfinol)——混合溶剂吸收法Sulfinol - mixed solvent absorption method优点merit()
A.
酸性负荷高,处理量大。High acid load, large capacity.
B.
溶液循环量小,溶液比热及汽化潜热均小,水、电和蒸汽耗量都比较低。Solution circulation amount is small, solution specific heat and latent heat of vaporization are small, water, electricity and steam consumption are relatively low.
C.
净化度高。High purification degree.
D.
不易起泡,对设备腐蚀小。Not easy to bubble, small corrosion to equipment.
E.
可脱除有机硫,而溶液不会变质。Organic sulfur can be removed without deterioration of the solution.
F.
性质稳定,蒸汽压低, 携带损失小,冬天不易冻结。Stable in nature, low in steam, low in carrying loss, not easy to freeze in winter.
【单选题】挂梯顶端应高出楼顶上沿以便于人员上下,其高度不宜过高,也不宜过低,()mm高度选择不合理。