【判断题】金属硫化物在酸性溶液中是否 沉淀或溶解,是由沉淀的金属离子的溶度积 Ksp和 酸的解离平衡常数共同决定的。
【单选题】弱酸的电离常数Ka Θ ,弱碱的电离常数Kb Θ ,水的离子积常数Kw Θ ,它们都属于标准平衡常数,它们的共同特性是
【简答题】According to Terry Grief, the number of school staffs has decreased because of lackingmoney in his district. 查看材料
【单选题】The rule is made based on the company situation incompliance with relevant laws in purpose of standardizing administration of management and safeguarding the interests of both company and staffs.
A.
本制度以公司实际情况为基础,以相关法律法规为指导,以此规范员工管理,并保障公司及员工利益。
B.
本制度的制定符合公司实际情况,遵循相关法律法规,为的是规范员工管理,切实保障公司及员工利益。
C.
为规范员工管理,切实保障公司及员工利益,根据有关法律法规,结合公司实际情况,特制定本制度。
【简答题】Match Work:(In which paragraphs can you find the following information?) A. ()When returning the hotel key, Benjamin had difficulty in putting it into the small –sized slot. B. ()Benjamin, by putting ...
【判断题】The owner of the famous Ford cars thought open-plan offices would make office staffs work efficiently.