单选题
发布日期:2021-09-10
when he first introduced it
that he first introduced it
he first introduced
which he first introduced it
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圣人有情
以下关于后堤区的描述,哪项是错误的()
2008年某企业一个月生产甲种商品10万件,每件的劳动耗费价值15元,甲种商品的社会必要劳动时间价值12元。如果2009年生产甲种商品的社会劳动生产率提高20%,其他条件不变,一个月则该企业生产的单位商品价值量和价值总量分别是()。
在电气化区段,任何人员及所携带的物件、作业工器具等须与牵引供电设备高压带电部分保持()m以上的距离。
产业发展规划的调查研究工作采用的主要理论方法有()
注意的起伏实际上是注意的()。
新办纳税人培训辅导的基本规范要求采取问卷调查、在线留言、(),收集纳税人意见,根据纳税人的实际需求和关注热点,编制、调整教学培训计划。
甲公司试销某种新产品,确定该产品价格与销量的函数关系式为P=—2X+4600,总成本的数学模型为Y=1000X+648000。则该产品的最佳销量应为多少?()
下列病变中,斜位吞钡检查,不形成食管压迹的是()
患者,男,22岁。头痛,以后头部为主,阵阵发作,痛如锥刺,时有胀痛,每当受风或劳累时疼痛加重,舌苔薄,脉弦。治疗应首选( )。
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