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阅读理解,根据短文内容,判断下列句子正(T)误(F)。 Every Saturday Tom goes to the park and plays games with his friends. And he comes home at twelve thirty for his luch. But today a car stops at his house at twelve o'clock. Two policemen help him get out. One of them says to his mother, " The little boy can't find his way in the park. He asks us to take him home in the car." His mother thanks the policemen and they leave. Then she asks Tom ,"Tom, you go to that park every Saturday. But today, you can't find the way. What's wrong with you?" Tom smiles and says," I can find my way. I don't want to walk home, you know. ( )1. Tom goes to the park every day. ( )2. Today Tom comes back at 12:30. ( )3. Tom can't find his way in the park. ( )4. Tom doesn't want to go home on foot. ( )5. Something is wrong with Tom today.
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【简答题】滑油系统( )路线上有滑油箱、进油泵、滑油滤、单向活门等附件。
【判断题】滑油滤的作用是对滑油进行过滤。
A.
正确
B.
错误
【单选题】过油的方法有()两种。
A.
滑油和炸油
B.
滑油和拉油
C.
炸油和冲油
D.
炸油和炸
【单选题】直线 AB 的 W 面投影反映实长,该直线为
A.
水平线
B.
正平线
C.
侧平线
D.
侧垂线
【单选题】平面的W面投影反映实长,该平面为()
A.
侧平面
B.
侧垂面
C.
铅垂面
D.
正垂面
【单选题】Rnd 函数不可能产生的 ( ) 值
A.
0
B.
1
C.
0.1234
D.
0.00005
【单选题】胶粘铆接工艺不会产生
A.
产生火花
B.
产生气体
C.
产生co1
【单选题】当IDG滑油冷却器的滑油通道堵塞时:
A.
滑油不能旁通,油路中断
B.
滑油旁通,但滑油完全不能冷却
C.
滑油旁通,此时只能由空气冷却器进行冷却
D.
滑油旁通且直接回到发动机滑油箱
【多选题】滑油的关键操作包括( )
A.
油温控制在三四成热
B.
油温控制在七八成成热
C.
筷子插进去冒下泡时下肉片
D.
热锅凉油
【单选题】船上滑油分油机的是分离 中的滑油并送至 中去。
A.
滑油沉淀柜 / 滑油日用柜
B.
滑油储存柜 / 滑油沉淀柜
C.
滑油循环柜 / 滑油循环柜
D.
滑油沉淀柜 / 滑油循环柜
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