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Speed limits should lead（） fewer deaths on the roads.
- A、to
- B、off
- C、on
- D、in
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更多 “Speed limits should lead（） fewer deaths on the roads.A、toB、offC、onD、in” 相关考题
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All of the following statements about control charts are true except:A . Control charts can be used to establish as well as maintain process controlB . control charts are used to detemine acceptance limits when no limits are stipulated by the product specification; otherwise, one should use the limits dictated by the specification.C . all data points outside the control chart limits are variations explained by assignable causes.D . A and B.E . B and C
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An acceptance control chart has limits that are based on the spec. limits for the product rather than limits which differentiate between random and assignable causes. Under which of the following circumstances should a QC manager consider this type chartA . When the engineering tolerance on a dimension greatly exceeds the natural dispersion of the manufacturing processB . When the number of samples outside the current control chart limits become too costly and cumbersome to investigate.C . When a process is subject to constant but stable tool wear.D . A and B.E . A and C
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29 All of the following statements about control charts are true except:A. Control charts can be used to establish as well as maintain process controlB. control charts are used to detemine acceptance limits when no limits are stipulated by the product specification; otherwise, one should use the limits dictated by the specification.C. all data points outside the control chart limits are variations explained by assignable causes.D. A and B.E. B and C
考题
4． A fat man should eat ________food and take ________ exercise．A． less，lessB． fewer，moreC． less，moreD． more， fewer
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Changes in the social structure may indirectly _____ juvenile crime rates. For example, changes in the economy that lead to fewer job opportunities for youth and rising unemployment in general make gainful employment increasingly difficult to obtain.[A] affect[B] reduce[C] check[D] reflect
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The owner or Master of a towing vessel shall ensure that each person that directs and controls the movement of the vessel can accomplish all of the following EXCEPT ______.A.evaluate the danger of each closing visual or radar contactB.adjust speed with due regard for the weather and visibilityC.reduce speed only where local speed limits are postedD.enter all required test and inspection results in the vessel's log or other record carried on board
考题
You are running parallel to the coast and estimate that the current is against you．In plotting a running fix using bearings from the same object on the coast，the greatest safety margin from inshore dangers will result if what speed is used to determine _______．A.Minimum speed estimateB.Maximum speed estimateC.Average speed estimateD.A running fix should not be used under these conditions
考题
How should you warm up a diesel engine that has not been run for some time?______.A.Run it at minimum speed for a period of timeB.Run it at half speed for a period of timeC.Bring it to top speed immediatelyD.Inject ether into the air intake
考题
We should always keep in mind that ______ decisions often lead to bitter regrets.A.hasty
B.instant
C.prompt
D.rapiD.
考题
Changes in the social structure may indirectly（ ）juvenile crime rates.For example,changes in the economy that lead to fewer job opportunities for youth and rising unemployment in general make gainful employment increasingly difficult to obtain.A.affect
B.reduce
C.check
D.reflect
考题
Dr. Calerin's efforts could lead to the development of a treatment for cancer, but they havereceived __________ media attention.A. least
B. a few
C. little
D. fewer
考题
If there were fewer management staff, more work （）.A、would be doneB、will be doneC、would have be doneD、should be done
考题
单选题One major disadvantage of a low-speed diesel as compared to a steam main-propulsion system is（）.A
the extra weight required for the diesel reduction gearingB
a minimum speed for the engines that limits the minimum speed of the vesselC
the higher fuel consumption per SHPD
the low efficiency of the system when a controllable pitch propeller is used
考题
单选题To shut down a diesel engine after it exceeds the set maximum speed，which type of device listed should be used?（）A
Speed limiting governorB
Over-speed governorC
Over-speed tripD
Over-speed relay
考题
单选题The owner or Master of a towing vessel shall ensure that each person that directs and controls the movement of the vessel can accomplish all of the following EXCEPT（）.A
evaluate the danger of each closing visual or radar contactB
adjust speed with due regard for the weather and visibilityC
reduce speed only where local speed limits are postedD
enter all required test and inspection results in the vessel's log or other record carried on board
考题
单选题Which of the following procedures should be carried out when a large, low-speed, diesel engine is operated with one cylinder secured?（）A
Lubrication to the defective cylinder should be increasedB
Cooling water temperature to the engine should be increasedC
Only the turbocharger speed should be reducedD
Engine speed should be reduced
考题
单选题When attempting to start a main propulsion diesel engine, the engine, the engine turns at the proper speed but will not startYou should check the（）A
starting air pressureB
scavenge air pressureC
over-speed tripD
banjo oiler line
考题
单选题If a main propulsion diesel engine hunts excessively at idle speed, you should （）A
adjusts the idle speed controlB
drain and flushes the governor and replace the oilC
adjusts the compensating needle valve
考题
单选题Defective atomizer in a diesel engine will lead to（）.A
smoky exhaustB
starting failureC
overloadD
over speed
考题
单选题Defective air cooler in a diesel engine will lead to （）.A
smoky exhaustB
starting failureC
overloadD
over speed
考题
单选题Defective governor in a diesel engine may lead to （）.A
smoky exhaustB
starting failureC
ignition relayD
over speed
考题
单选题You are running parallel to the coast and estimate that the current is against you.In plotting a running fix using bearings from the same object on the coast，the greatest safety margin from inshore dangers will result if what speed is used to determine（）.A
Minimum speed estimateB
Maximum speed estimateC
Average speed estimateD
A running fix should not be used under these conditions
考题
单选题To avoid shock ,you should reduce speed by（）（低速）control.A
low speedB
high speedC
inchingD
slow speed
考题
单选题How should you warm up a diesel engine that has not been run for some time? （）A
Run it at minimum speed for a period of timeB
Run it at half speed for a period of timeC
Bring it to top speed immediatelyD
Inject ether into the air intake
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