网友您好， 请在下方输入框内输入要搜索的题目：
题目内容
（请给出正确答案）
单选题
Cylinder linings constructed as an integral part of the block, are characterized by which of the following disadvantages?（）
A
They conduct heat poorly
B
They are expensive
C
They cannot be replaced
D
They require special tools for removal
参考答案
参考解析
解析：
暂无解析
更多 “单选题Cylinder linings constructed as an integral part of the block, are characterized by which of the following disadvantages?（）A They conduct heat poorlyB They are expensiveC They cannot be replacedD They require special tools for removal” 相关考题
考题
－Can we discuss the question of commodity inspection? － ________
A OK. As an integral part of the contract, the inspection of goods is particularly important. ;B We would prefer to re-inspect goods at the unloading port. ;C But there might be some dispute over the results of inspection.
考题
Steel is an integral part of the modern skyscrapers.()
A. tediousB. difficultC. naiveD. inherent
考题
One of the following is not a integral part of ship security plan．______.A.Internal and external communicationB.Restricted areasC.Access to shipD.Non of the above
考题
The main factor which determines the output of each cylinder is _____.A.the cylinder weightB.the cylinder boreC.the cylinder lengthD.the cylinder cover
考题
One cylinder of a diesel engine is persistently knocking and does not cease(停止) when the fuel supply to that cylinder is secured.Which of the following problems may be the cause?A.Low loading of the cylinderB.Excessive cooling of that pistonC.Sluggish ring action on the pistonD.A mechanical defect in a working part
考题
Assessment is viewed as an integral part of the teaching-learning process.It involves collecting evidence of learning over a period of time,using a variety of assessment methods.The goals of assessment are to provide_____on both the on-going progress and the end-product in achieving the standards.A.situations
B.tasks
C.feedback
D.knowledge
考题
Assessment is viewed as an integral part of the teaching-learning process. It involves collecting evidence of learning over a period of time, using a variety of assessment methods. The goals of assessment are to provide _____on both the on-going progress and the end-product in achieving the standards.A.situations
B.tasks
C.feedback
D.knowledge
考题
package foo； public class Outer （ public static class Inner （ ） ） Which statement is true？ （） A、 An instance of the Inner class can be constructed with “new Outer.Inner （）”B、 An instance of the inner class cannot be constructed outside of package foo.C、 An instance of the inner class can only be constructed from within the outer class.D、 From within the package bar， an instance of the inner class can be constructed with “new inner（）”
考题
Route redistribution (RR) has become an integral part of IP network design as the res ult of a growing need for disseminating certain routes across routing protocol boundaries. By default, which description is true when redistributing routes from other routing protocols into OSPF?（）A、Summarized routes are unacceptableB、They will appe ar in the OSPF routing table as type E2 routesC、Only routes with lower administrative distances will be importedD、All imported routes are to be automatically summarized if possible
考题
单选题Insufficient end clearance on newly fitted piston rings in a diesel enginewill cause the rings to（）A
jam in the most worn part of the cylinder when the rings expandB
break in the most worn part of the cylinder when the rings expandC
wear eccentrically on the side opposite the end gapD
overheat and jam at the top center on the combustion stroke
考题
单选题In a diesel engine, an integral liner is one in which the cooling water （） Ⅰ.flows through the cylinder liner jackets Ⅱ.touches the outer side of the linerA
Ⅰ onlyB
Ⅱ onlyC
both Ⅰ and ⅡD
neither Ⅰ and Ⅱ
考题
单选题The ship security assessment is an essential and integral part of the process of developing and updating（）A
the ship security planB
the company security planC
the port security planD
the national security plan
考题
单选题One method of constructing large marine diesel engines and reducing the total engine frame weight is through （）.A
casting interlocking componentsB
welding plates to form sections for assemblyC
forging integral componentsD
case hardening integral components
考题
单选题In a two-stroke engine, there are always a series of openings known as （）, and in some circumstances, there are also openings known as （）, in the part of the cylinder liner.A
scavenging air ports；exhaust portsB
inlet ports；scavenging air portsC
scavenging air ports；inlet portsD
exhaust ports；inlet ports
考题
单选题The cylinder covers and the liners are bolted together by means of （）.A
bolts welded into the cylinder headB
bolts welded into the cylinder framesC
studs screwed into the cylinder headD
studs screwed into the cylinder frames
考题
单选题Main propulsion engine lube oil sumps should be constructed （）A
so as to never be integral lubeB
with a sloped bottomC
only of nonferrous, noncorrosive metalsD
with drain/return lines terminating just above or at the designed normal level
考题
单选题Located in Manhattan, many sightseers like to visit the Empire State building, a massive skyscraper constructed during the Great Depression.A
many sightseers like to visit the Empire State building, a massive skyscraper constructed during the Great DepressionB
the Empire state building, a massive skyscraper constructed during the Great Depression many sightseers like to visitC
and constructed during the Great Depression, many tourists like. to visit the Empire State BuildingD
the Empire State Building is a massive skyscraper, constructed during the Great Depression, that many sightseers like to visitE
a massive skyscraper constructed during the Great Depression, the Empire state Building, is a place that sightseers like to visit
考题
单选题If due to thick and hard deposits of carbon, the piston rings cannot move freely in their grooves, dark areas will often appear on the upper part of the cylinder wall (may not be the risible at port inspection)What condition of the piston rings can result in this phenomenon?（）A
micro-seizureB
stickingC
scratchedD
breakage/ollapse
考题
单选题Following an overhaul of a crosshead type diesel engine, the engine is jacked over with the turning gear as part of the pre-start procedure, which of the listed pre-start procedures should be carried out?（）A
Ensure proper cylinder lube oil flowB
Open all air space drain cocksC
Open all indicator valvesD
all of the above
考题
单选题An integral part of a blowout preventer that serves as the closing element on an open hole，and whose ends do not fit around the drill pipe but seal against each other and shut off the space below completely is the（）.A
shear ramB
blind ramC
pipe ramD
annular ram
考题
单选题You are ordering ships’ stores that are NOT consumer commodities. Which statement is TRUE?（）A
All flammable liquids must be stowed in the paint locker or specially constructed integral tanksB
The label of a hazardous ships' store must include instructions for safe stowageC
Replacement CO2 cylinders for the fixed fire fighting system must have been tested within 8 years of receiptD
Cartridges for the line throwing appliance must be stored in the portable magazine chest after receipt
考题
单选题The exhaust ports are located around the lower part of the cylinder liner, （）the products of combustion are driven by scavenging air.A
in whichB
by whichC
through whichD
from which
热门标签
最新试卷
