Exhaust temperature increases in all cylinders, the possible cause may be（） (1) increased scavenging air temperature (2) air in fuel pumps and fuel valves (3) fouling of air and gas passages
Fuel scarcities and price increases（）automobile designers to develop completely new lines of small cars and trucks.
An important consideration in selecting a lubricating oil for use in a refrigeration compressor is for the oil to （）
A four-stroke cycle, turbocharged, 1000 horsepower diesel engine has been operating under loadThe load suddenly increases, causing excessive black exhaust smoke, and a rapid rise in the lube oil temperatureIn response to this condition, you should:（）
Charging-air pressure increases if there is incorrect combustion and drop in the （） of the diesel engine.
The term OIL as used in the Oil Pollution Regulations means（）.
The error in the measurement of the altitude of a celestial body，caused by refraction，increases as the（）.
In order to benefit from the use of storm oil in heavy seas，the storm oil should be spread （）.
In a typical fuel oil system, the oil is stored in tanks in the double bottom from which it is pumped to （） and heated.
In calculation, the export volume is calculated in term of CIF price and the import volume is calculated in term of FOB price.
There is no evidence___________ oil price will com down in the near future.
Who won the Nobel Price in Literature in 2016?
The fall in the cost of living is directly related to the drop in the price of oil.
With oil prices keeping ________, people are hesitating whether to buy a car or not.
If workers believe inflation is likely to acc______, they will demand higher enough wages to compensate for expected increases in prices.
Long-term meteorological data confirms cyclical increases in average global temperatures______
Oil prices in China now follow trends.A．global
Statistics show that the average family size increases in inverse ratio to the mother's years of education.
In a gold-based alloy，palladium does which of the following（)A．increases tarnishB．incr
High oil prices have not yet produced an economic shock among consuming countries, but further rises, especially sharp (1)_____, would undoubtedly hurt the world economy, and (2)_____ would inevitably harm producers, too. Beyond this obvious point, (3)_____, higher prices could even do harm to both oil firms and producers.
The OECD estimates in its latest Economic Outlook that, if oil prices averaged $22 a
If an increase prices increases total revenue in the short run, what will it do to total revenue in the long run？
The share price of Grath Oil is currently $77.06. Several months ago, when the price was $51.21, Charles bought 186 shares of Grath Oil. If he sells all of his stock in Grath Oil today, how much profit will he make？ → $1,504.17
如果商品2的价格上涨了，而商品1的价格和收入保持不变，预算线会有什么商品2的价格升高，变化？What happens to the budget line if the price of good 2 increases， but the price of good 1 and income remain constant？
