【单选题】在配合物中,中心离子和配位体相结合的化学键是( )
【单选题】The nurse manager reviewing the reasons for applying restraints to a client determines that a nursing staff member needs more education when the staff member makes which statement supporting the use o...
A.
"It limits movement of a limb during a painful procedure."
B.
"It prevents the violent client from injuring himself and others."
C.
"At night it keeps the client in bed instead of wandering about."
D.
"It is useful in preventing the client from pulling out intravenous lines."
【多选题】下列哪些属于防砂方法优选基本思路?()
A.
现有防砂方法适应性归纳分析,建立适应条件数据库
B.
根据专家和实践经验,建立各因素权重系数数据库,表达各因素权重
C.
应用模糊数学原理建立防砂综合模糊评判模型(技术评价)
【单选题】某溶液的吸光度A=0,这时溶液的透光率()
【判断题】主体即合同的具体内容和相关条款,为合同核心所在。
【简答题】A student or staff member might become a ______ to a student working independently.