【单选题】用经纬仪对某角观测 4 次 , 由观测结果算得观测值中误差为 ±40′′, 则该角的算术平均值中误差为()。
【多选题】Prohibited activities by the Assisted Human Reproduction Act (2004) in Canada include:
A.
creating an in vitro embryo for any purpose other than creating a human being or improving or providing instruction in assisted reproduction procedures.
C.
Pre-selecting or increasing the probability that an embryo will be a particular sex (except to prevent a sex-linked genetic condition).
D.
transplanting a sperm, egg, embryo or fetus of a non-human life form into a human being, or using a sperm, egg, or in vitro embryo that was transplanted into a non-human life form to create a human being.
【单选题】幕墙构件加工和施工过程中,对成品或者半成品的保护措施不正确的是()。
A.
所有的成品和半成品都要轻拿轻放,不允许斜拉、斜堆,以免损坏铝型材、铝板表面的氧化膜,划分玻璃表面及划伤镀膜玻璃的镀膜层
B.
无论是玻璃板块、石材板块、金属板块到工地后都应斜立放置,并对立放置在A字架的两侧,底部用木方或木块垫底,无论是堆放或者拿用都应两面同时进行
C.
铝板的保护膜在安装完成前都不应该撕去,以免污染铝板表面,石材面板应避免油性液体沾污表面
D.
玻璃幕墙在交工前往往要进行清洗,可选用任何清洗剂,清洗后一定要用清水冲洗干净
【简答题】用经纬仪对某角观测4次,由观测结果算得观测值中误差为±20″,则该角的算术平均值中误差为 .
【单选题】用经纬仪对某角观测4次,由观测结果算得观测值中误差为±20″,则该角的算术平均值中误差为( )。
【单选题】"Interpretation" can be defined as
A.
the process by which the receiver reacts to the sender's message.
B.
the process of screening, selecting, and interpreting stimuli so that they have meaning to the individual.
C.
the facts, ideas, feelings, reactions, or thoughts that exist within individuals and act as a set of filters for interpreting the decoded messages.
D.
small amounts of perceptual information that are used to draw large conclusions about individuals.
E.
None of the above define "interpretation."
【单选题】用经纬仪对某角观测 4次,由观测结果算得观测值中误差为士20",则该角的算术平均值中误差为( )。
【单选题】"Interpretation" can be defined as
A.
the process by which the receiver reacts to the sender's message.
B.
the process of screening, selecting, and interpreting stimuli so that they have meaning to the indiv
C.
the facts, ideas, feelings, reactions, or thoughts that exist within individuals and act as a set of
D.
small amounts of perceptual information that are used to draw large conclusions about individuals.
E.
None of the above define "interpretation."