The slippers run （） in the crosshead guides as the piston and rod are （）and prevent the top of the connecting rod from moving sideways.
A . up and down；reciprocating
B . up and down；rotating
C . back and forth；reciprocating
D . back and forth；rotating
相似题目
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The Southern Alps,with Mt Cook in the center,runs almost the whole length of（）
A . New Zealand
B . North Island
C . South Island
D . Stewart Island
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You create the sales report and run it in the live previewer. After which change would the live previewer require the data? （）
A . Removing column from the available list in the report wizard.
B . Removing the column from the displayed list in the report wizard.
C . Changing the display width of a column in the report wizard.
D . Adding a column to both the available list and displayed list in the report wizard.
E . Removing a column in the live previewer.&e
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The database is currently running in the NOARCHIVELOG mode. What would be the first step to configure Flashback Database？（）
A . Enable flashback logging.
B . Start the database in the ARCHIVELOG mode.
C . Issue the ALTER DATABASE FLASHBACK ON； command.
D . Set the FAST_START_MTTR_TARGET initialization parameter.
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The administrator created an entry in the inittab for run level 2. The system was already booted in normal mode.Which will start the newly created entry？（）
A . init 1
B . /etc/rc
C . telinit q
D . /etc/rc.d/rc2.d
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If the winch should fail while you are hauling in the anchor，what prevents the anchor cable from running out（）.
A . Chain stopper
B . Devil's claw
C . Hawse ratchet
D . Riding pawl
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The administrator created an entry in the inittab for run level 2. The system was already booted in normal mode. Which will start the newly created entry?（）
A . init 1
B . /etc/rc
C . telinit q
D . /etc/rc.d/rc2.d
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In order to keep the oil film on the cylinder liner during the running-in period, the piston rings are slightly rounded（）
A . on both the external and internal top edges
B . on both the external top and bottom edges
C . on both the external and internal bottom edges
D . on all the four edge
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The air-conditioner is running in the winter and to be stopped, we should（）
A . close Fan and Humidifier at the same time
B . firstly close Fan and then close humidifier immediately
C . firstly close humidifier and then close Fan immediately
D . firstly close humidifier and then close Fan after 30 second
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You are running parallel to the coast and take a running fix using bearings of the same object.If you are making less speed than used for the running fix，in relation to the position indicated by the fix，you will be（）.
A . Closer to the coast
B . Farther from the coast
C . On the track line ahead of the fix
D . On the track line behind the fix
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Which of the following advisors is run in every maintenance window by the auto-task system?（）
A . The Memory Advisor
B . The SQL Tuning Advisor
C . The Undo Advisor
D . The SQL Access Advisor
-
Which of the following processes in IOS XR run exclusively on the Route Processor？（）
A . bgp
B . mpls_idp
C . sysmgr
D . wdsysmon
E . g
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The boy was so interested in the radio that he took it to see how it runs.
-
What is the economy at full employment in the long run?
-
The fastest man in the world can run at 100 km/h.
-
When Mara runs back to the Abbey, what do the other sisters in the abbey think of her?
-
The history of fast food in America runs parallel to the invention of the car.
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In the long run _________ affect the exchange rate.
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The young man in the stow said he didn&39;t like the ______ of teaching in the school that was actually run by a woman．
故事中的年轻人说他不希望在一个女人负责的学校里教书。
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Jane runs _____ faster than the rest of the girls in the class.
A．a lot of
B．more
C．much
D．a lilttle of
-
In Paragraph 14, all the following are indicated with the phrase " dry run" EXCEPT______.
A．it showed that experts can get people there and answer some tough questions
B．it taught us that lots of issues are hard to grapple with because they come so fast
C．the H5 disease was too catastrophic to be controlled by human beings
D．it can serve as a wake-up call and none too soon
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If an increase prices increases total revenue in the short run, what will it do to total revenue in the long run？
A．Itwilldecreasetotalrevenueinthelongrun．
B．Itwillincreasetotalrevenueinthelongrun．
C．Itwillleavetotalrevenueunchangedinthelongrun．
D．Anyoftheaboveresultsarepossibleinthelongrun．
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In the long run, all firms in a perfectly competitive industry will operate at the po
A．marginal cost is minimized
B．social welfare is compromised by overextended resources
C．marginal cost equals average fixed costs
D．marginal cost equals average total cost
-
the Southern Alps,with Mt Cook in the center,runs almost the whole length of _______.
A、New Zealand
B、North Island
C、south Island
D、Stewart Island
-
I feel much （) after running in the morning.
A．best
B． well
C． better
