A、the latter
B、latter
C、former
D、the former
更多“Emulsion oils and sodium nitrite are both approved additives, but （） cannot be used if any pipes are galvanized or if soldered joints exist.”相关的问题
A、a drop of oil B、the emulsion of oil at sea surface C、the weathered oil D、the oil floating on the surface of the sea water
A、the solid impurities of large particle B、the solid impurities of fine particle C、the water content D、both water and solid impurities
A、the ability of oil to separate from water B、the temperature at which oil flows rapidly C、a measure of the water in a lube oil system D、an emulsion of different grades of oil
A、cause blow-by B、chemically attack the piston skirt C、form an emulsion of lube oil and water D、raise the piston temperature
A、existing crude oil tanker of 20000 tons deadweight and under B、new crude oil tanker of 20000 tons deadweight and under C、existing crude oil tanker of 20000 tons deadweight and above D、new crude oil tanker of 20000 tons deadweight and above
A、Petroleum and fuel oil B、Sludge C、Oil mixed with dredge spoil D、Oil refuse and oil mixed with wastes
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