To parallel an incoming machine to a running machine therefore it is necessary to ensure firstly that （）...

第1题

[单选题] An axial轴向 piston pump differs from a radial piston pump as the pistons of an axial piston pump are positioned （）.

A、radially from the shaft B、parallel to each other and to the shaft C、parallel to each other but at a right angle to the shaft D、at an angle to each other and to the shaft

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第2题

[单选题] Which sequence of messages demonstrates the communications between the LAC and LNS when theyestablish an L2TP session?（）

A、Incoming Call Reply, Incoming Call Request, Incoming Call Connected B、Incoming Call Reply, Incoming Call Connected, Incoming Call Request C、Incoming Call Request, Incoming Call Reply, Incoming Call Connected D、Incoming Call Request, Incoming Call Connected, Incoming Call Reply

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第3题

[单选题] Income Income may be national income and personal income. Whereas national income is defined as the total earned income of all the factors of production-namely, profits, interest, rent, wages, and other compensation for labor, personal income may be defined as total money income received by individuals before personal taxes are paid. National income does not equal GNP (Gross National Product) because the factors of production do not receive payment for either capital consumption allowances or indirect business taxes, both of which are included in GNP. The money put aside for capital consumption is for replacement and thus is not counted as income. Indirect taxes include sales taxes, property taxes , and excise taxes that are paid by businesses directly to the government and so reduce the income left to pay for the factors of production. Three-fourths of national income goes for wages, salaries, and other forms of compensation to employees. Whereas national income sho

A、GNP equals national income plus indirect business taxes. B、GNP excludes both capital consumption allowances and indirect business taxes. C、Personal income is regarded as the total money income received by an individual after his or her taxes are paid. D、The money that goes for capital consumption is not regarded as income.

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第4题

[单选题] An alternator is being paralleled with one on the lineAt the INSTANT the circuit breaker is closed, the frequency of the incoming alternator will normally （）.

A、increase B、not change C、decrease D、be exactly 60 hertz

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第5题

[单选题] Prior to closing the breaker when paralleling two AC generators, the recommended practice is to have the frequency of the incoming machine （）

A、slightly less than the line frequency B、the same as the line frequency C、slightly greater than the line frequency D、All of the above

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第6题

[] Income Income may be national income and personal income. Whereas national income is defined as the total earned income of all the factors of production-namely, profits, interest, rent, wages, and other compensation for labor, personal income may be defined as total money income received by individuals before personal taxes are paid. National income does not equal GNP (Gross National Product) because the factors of production do not receive payment for either capital consumption allowances or indirect business taxes, both of which are included in GNP. The money put aside for capital consumption is for replacement and thus is not counted as income. Indirect taxes include sales taxes, property taxes , and excise taxes that are paid by businesses directly to the government and so reduce the income left to pay for the factors of production. Three-fourths of national income goes for wages, salaries, and other forms of compensation to employees. Whereas national income shows

A、A、the difference between national income and GNP B、B、the difference between national income and personal income C、C、the concept of income D、D、the difference between disposable income and nondisposable income

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第7题

[单选题] Income Income may be national income and personal income. Whereas national income is defined as the total earned income of all the factors of production-namely, profits, interest, rent, wages, and other compensation for labor, personal income may be defined as total money income received by individuals before personal taxes are paid. National income does not equal GNP (Gross National Product) because the factors of production do not receive payment for either capital consumption allowances or indirect business taxes, both of which are included in GNP. The money put aside for capital consumption is for replacement and thus is not counted as income. Indirect taxes include sales taxes, property taxes , and excise taxes that are paid by businesses directly to the government and so reduce the income left to pay for the factors of production. Three-fourths of national income goes for wages, salaries, and other forms of compensation to employees. Whereas national income sho

A、the money earned B、the money not earned but received C、the money received for the contribution you have made to the economy D、the money earned for the service you have furnished to the economy

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第8题

[单选题] An alternator switchboard has a synchroscope and synchronizing lamps, if the synchroscope is broken, which of the steps listed is the most essential before an alternator can be paralleled with the bus （）

A、The breaker should be closed when one synchronizing lamp is dark and the other is bright B、The breaker should be closed when both synchronizing lamps are bright C、The frequency meter should be used to determine that the incoming alternator frequency is slightly higher than the bus D、A portable phase sequence indicator must be used to verify the information from the lamps

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第9题

[单选题] Income Income may be national income and personal income. Whereas national income is defined as the total earned income of all the factors of production-namely, profits, interest, rent, wages, and other compensation for labor, personal income may be defined as total money income received by individuals before personal taxes are paid. National income does not equal GNP (Gross National Product) because the factors of production do not receive payment for either capital consumption allowances or indirect business taxes, both of which are included in GNP. The money put aside for capital consumption is for replacement and thus is not counted as income. Indirect taxes include sales taxes, property taxes , and excise taxes that are paid by businesses directly to the government and so reduce the income left to pay for the factors of production. Three-fourths of national income goes for wages, salaries, and other forms of compensation to employees. Whereas national income sho

A、people willingly pay taxes because they want to do something useful to the country B、people willingly pay taxes because they do not want to be looked down upon by others C、people pay taxes unwillingly because they feel they will be arrested if they do not D、people pay taxes somewhat unwillingly

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To parallel an incoming machine to a running machine therefore it is necessary to ensure firstly that （）.

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