【单选题】轴的基本尺寸为40,上偏差为0.033,下偏差为0.017,孔的基本尺寸为40,上偏差为0.025,下偏差为0,最大间隙为( )。
【判断题】凭证填制后可以直接修改,但是,凭证一旦保存,其凭证类别则不能修改。
【判断题】凭证一旦保存后,凭证类别、编号不能修改,制单日期的修改也会受到限制。( )
【单选题】On Valentine’s day, it is common for people to ask their partner to marry them. Which one of these expressions is NOT an idiom for ‘ask someone to marry’?
A.
I’m going to pop the question this Valentine’s day.
B.
I’m going to ask for her hand this Valentine’s day.
C.
I’m going to make eyes at her this Valentine’s day.
D.
I’m going to get down on one knee this Valentine’s day.
【判断题】第 23 题 凭证填制后可以直接修改,但是,凭证一旦保存,其凭证类别则不能修改
【单选题】当搁浅不可避免时,若明确了航向与浅滩边线接近垂直,应采取的正确措施是()。1倒车;2抛双锚;3操满舵;4置车、舵于深水区。
【单选题】I’m going to a pop concert with David.He’ll ________ me at half past six.
【判断题】柏拉图认为,一般与个别是完全分离的两个世界。()
【单选题】当搁浅不可避免时,若明了航向与浅滩线接近垂直,应采取的正确措施是:1快倒车;2抛双锚;3操满舵;4置车舵与深水区。