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【简答题】
读下图,回答问题。 (1)我国省区中,跨经度最广的是_________,面积最大的省区是_________,少数民族最多的省区是_________,为我国冬季气温最低的省区是_________。 (2)下列叙述正确的有_________(多选,填字母) A①境内煤、铁资源丰富 B②境内的长白山东南侧降水少于西北侧 C③境内有著名的大庆油田 D④是我国的高寒牧区 E⑤境内的河西走廊是西北著名的粮仓 F⑥境内有我国最大的沙漠 G⑦刚刚结束没有铁路的历史 H⑧被称为“植物王国”,旅游业为主要的经济支柱产业 I⑨是唯一临海的少数民族自治区 (3)我国的陆上邻国共有_________个,其中与我国有不连续边境的是_________和_________。 (4)图中既有邻国,也有临海的省区是_________(填数字)。
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【单选题】If diesel oil in this tank is used, the _____ of the oil must not exceed 120 degree F.
A.
viscosity
B.
flash point
C.
acid value
D.
temperature
【单选题】In an auxiliary diesel engine bypass type lubricating oil system, the main lube oil pump forces_______ .
A.
all of the oil used by the engine through a filter
B.
some of the oil used by the engine through a filter
C.
some of the oil used by the engine through a centrifuge
D.
all of the oil used by the engine through a centrifuge
【单选题】The Wilmington Oil Field, in Long Beach, California, is one of the ______oil fields in the continental United States.
A.
productive
B.
the most productive
C.
most are productive
D.
productivity
【单选题】_____ providing lubricating films, oil used in marine diesel engines have to remove heat from oil cooled piston.
A.
Except for
B.
Beside
C.
Except
D.
In addition to
【单选题】听力原文:Following last Monday's heavy storm in the Wilmington Valley, flood waters from the Wilmington River have risen over twenty feet. Thousands of families have been evacuated from the region and are...
A.
High waters.
B.
Lack of food.
C.
More homes than families.
D.
Expensive property.
【单选题】听力原文: Largely because 0f rapid growth in Asia, world oil consumption is growing faster than production. Supply short fall, combined with sharply higher oil prices, is spurring the construction of new ...
A.
the rapid growth in world oil consumption
B.
the rise of China and India
C.
the construction of new pipelines is becoming more difficult
D.
the rise of oil price
【单选题】The oil components including polar compounds formed as a result of oxidation of some oil fractions in the marine environment dissolving in seawater defines ______.
A.
Oxidation and destruction
B.
Dissolution
C.
Oxidation and destruction
D.
Sedimentation
【单选题】During inspection of oil and oily mixtures from machinery spaces, which of the following factors should be taken into account by the PSCO? .
A.
The quantity of oil residues generated
B.
The capacity of sludge and bilge water holding tank
C.
The capacity of the oily water separator
D.
All of the above
【判断题】反映总体内部构成特征的指标只能是结构相对指标。( )
A.
正确
B.
错误
【简答题】To make chips, you cut up potatoes, put them in oil and do this. f. ______
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