The oil quantity for bearing lubrication should be applied in such an amount as to be sufficient to carry away the （） caused by the friction at the bearings.

A、acids

B、additives

C、heat

D、gear

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更多“The oil quantity for bearing lubrication should be applied in such an amount as to be sufficient to carry away the （） caused by the friction at the bearings.”相关的问题

第1题

[单选题] The lubricating system for the cylinder walls is different from the bearings in that the oil for former one is supplied in （） while that for latter one is （）.

A、sufficient quantity； measured B、measured quantity；sufficient C、excessive quantity；sufficient D、the less quantity the better；the more the better

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第2题

[单选题] Crude oil washing of cargo tanks has the following advantages except for （）

A、reducing the erosion of the cargo tanks B、increasing the total quantity of oil to carry C、reducing the quantity of water contained in oil D、reducing cargo discharged time

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第3题

[单选题] When separating fuel oil in oil separator, the separating quantity is（） of the real quantity.

A、100% B、80% C、1/2 D、1/3

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第4题

[单选题] Which factor determines the ring dam size for a fuel oil, tubular bowl type, centrifugal purifier?（）

A、The viscosity off the fuel B、The quantity of water to be removed from the fuel C、The specific gravity of the fuel D、The quantity of dirt to be removed from the fuel

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第5题

[单选题] The total quantity of oil discharge into the sea（）for existing tankers 1/15000 of the total quantity of the particular cargo or which the residue formed a part（）.

A、does not exceed B、should exceed C、should be up to D、should be no more than

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第6题

[单选题] The ash content of a fuel oil is significant to the operating engineer because it （）

A、is an indication of the amount of noncombustible material present in the oil B、indicates the quantity of energy released by burning a unit amount of the fuel C、is useful for determining proper atomization temperatures D、reflects the overall thermal efficiency of the fuel oil service system