【单选题】采用FOB或CIF术语成交,若货物已安全装载到装运港船上则风险已转移至买方,但是,货物由于( )而产生的损失仍由卖方承担?
【单选题】Which statement is TRUE concerning equatorial tides ________.
A.
They occur when the Sun is at minimum declination north or south
B.
They occur when the Moon is at maximum declination north or south
C.
The difference in height between consecutive high or low tides is at a minimum
D.
They are used as the basis for the vulgar establishment of the port
【单选题】如何理解共振发生时摆轮振动的相位落后驱动力相位约为90°?
D.
由于振子的速度与驱动力同相位时,驱动力始终对振动系统做正功。
【单选题】心肌梗死时,根据心电图图形的演变过程和演变时间可进行分期,下列那项错误( )
【多选题】体现中小学教师职业道德的实质和精髓,最核心的要求是()
【单选题】如何理解共振发生时摆轮振动的相位落后驱动力相位约为90°?
B.
由于振子的速度与驱动力同相位时,驱动力始终对振动系统做正功。