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【多选题】
下列关于劳动合同订立和档案管理的说法中，正确的是( )A.
用人单位的单位名称、法定代表人、经济类型、组织机构代码发生变更后30日内应当到当地劳动行政部门办法劳动用人备案变更手续
B.
劳动合同档案管理的程序主要包括劳动合同的签订、劳动合同档案材料的收集、劳动合同的分类归档、明细目录的编制以及档案编码的编制
C.
用人单位人力资源部门，应根据当地劳动行政部门的要求，自与新招用职工签订劳动合同或与职工续订劳动合同的之日起30日内或劳动合同解除或终止后5日内，到劳动部门进行用工备案
D.
劳动合同台账可以采用电子表格形式，台账登记项目一般包括以下列内容：员工姓名、身份证号、员工编号、入职日期、劳动合同终止日期、变更事项和日期等内容
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皮皮学刷刷变学霸
举一反三
【单选题】Variation in hfeis influenced by ______
A.
junction temperature and collector current
B.
temperature and base current
C.
bias type and device size
D.
device size and base current
【简答题】（14分）工业生产纯碱的工艺流程示意图如下： 完成下列填空： （1）粗盐水加入沉淀剂A、B除杂质（沉淀剂A来源于石灰窑厂），实验室提纯粗盐的实验操作依次为：取样、溶解、沉淀、____、蒸发、冷却结晶、____、烘干。 （2）工业生产纯碱工艺流程中，碳酸化时产生的现象是____。 碳酸化时没有析出碳酸钠晶体，其原因是 ____。 （3）碳酸化后过滤，滤液D最主要的成分是____（填写化学式），检验这...
【简答题】A) She felt it was tiring. B) She felt it was very nice. C).She thought it took less time. D) She thought it was expensive.
【简答题】A．She was impressed by it. B．It was a waste of money. C．She was amazed it had opened so soon. D．She didn't like it as much as the other wings.
【简答题】A．It was stolen. B．It was given a ticket. C．She couldn't find it. D．She found it towed away by the police.
【单选题】Which of the following are components of a time series analysis? (i)Trend (ii)Seasonal variation (iii)Cyclical variation
A.
(i) and (ii) only
B.
(i) and (iii) only
C.
(ii) and (iii) only
D.
(i), (ii) and (iii)
【简答题】A. She was impressed by it. B. It was a waste of money. C. She was amazed that it had opened so soon. D. She didn't like it as much as the other wings.
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