【单选题】The team's spirit was at the lowest point in the season.
【单选题】The term 'pour point' is defined as the lowest temperature at which lubricating oils will flow _____.
C.
through a standard orifice at a specified temperature
D.
at a rate of 60cc per second
【简答题】自由锻的工序可分为()、()、()三大类。
【简答题】自由锻的工序可分为(基本工序)、(辅助工序)和( )三大类。
【简答题】The lowest point of the US is _________.