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【单选题】
The hard-working farmers and their happy life _____ we saw in the countryside made a wonderful impression on us.
A.
whom
B.
who
C.
which
D.
/
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皮皮学刷刷变学霸
举一反三
【简答题】凸模和凹模的刃口磨损后,模具尺寸的变化(根据落料模)可分为 ____________ , ___________________ 和 _____________________ 三类。
【单选题】The(66)is a channel's capacity which directly reflects the data transfer rate of the channel. (67)functions in a NetWare network which is used to define addressing schemes. The(68)is a network layer d...
A.
volume
B.
bandwidth
C.
noise
D.
delay
【单选题】下列不属于按开启方式分类的门是?
A.
推拉门
B.
百叶门
C.
弹簧门
D.
平开门
【单选题】What is true about all three people?
A.
They are all university students.
B.
They all made a cultural mistake.
C.
They all learned something important.
【单选题】在装配凸模和凹模时,必须校正其相对位置,以保证间隙既符合图样规定的尺寸要求,又能达到( )间隙均匀。
A.
上下
B.
四周
C.
左右
D.
前后
【简答题】These are all my favourite (topic).
【简答题】above all
【单选题】—Your watch is so beautiful. It must be expensive. —Not at all. It only ______ $4. [     ]
A.
cost
B.
spent
C.
took
【单选题】How can you _______ yourself promoted if you just stay here, doing nothing at all?A.doB. conside
A.
4. How can you _______ yourself promoted if you just stay here, doing nothing at all? A.do
B.
consider
C.
cause
D.
Get
【单选题】可以用来对凸模、凹模镶快、电火花加工用的电极等的成形表面进行精加工,它可以加工硬质合金和热处理后硬度很高的模具零件,对制造高精度、长寿命的模具有十分重要的意义。
A.
刨模机床加工
B.
成形磨削
C.
压印锉修
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