【判断题】如果CA6140车床主轴电动机正常工作,而冷却泵电动机不能运转,一定是冷却泵电动机损坏。
【判断题】如果CA6140车床冷却泵电动机能正常工作,而快速移动电动机不能运转,则故障在快速移动电动机的主电路或控制电路。
【简答题】One evening I went out and left my 17-year-old son in charge of his 8-year-old brother and 4-year-old sister.On this occasion, the work was made less troublesome by the presence of his girlfriend.I le...
【判断题】如果CA6140车床冷却泵电动机能正常工作,而快速移动电动机不能运转, 则故障在快速移动电动机的主电路或控制电路。
【判断题】如果CA6140车床主轴电动机和冷却泵电动机正常工作,而快速移动电动机不能工作,应先看接触器KM3是否吸合,若吸合则查看主电路各部分,若不吸合则查看控制电路部分。
【判断题】如果CA6140车床主轴电动机正常工作,而冷却泵电动机不能运转,一定是冷却泵电动机损坏。
【单选题】According to the passage, Darley found that after seven months of kindergarten six year olds acquired which of the following abilities?
A.
Differentiating between foreseeable and unforeseeable harm.
B.
Identifying with the perpetrator of a harmful action.
C.
Justifying harmful actions that result from provocation.
D.
Evaluating the magnitude of negative consequences resulting from the breaking of rules.