单项选择题

App是Applications的缩写，一般指应用在移动电子设备端的各种软件。

A．对
B．错

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单项选择题

What is the purpose of charging depreciation in financial statements?

A．To reduce the cost of the asset in the statement of financial position to its estimated market value
B．To ensure that funds are available for the eventual replacement of the asset
C．To allocate the cost of a non-current asset over the accounting periods expected to benefit from its use
D．To account foe the ‘wearing-out’ of the asset over its life

多项选择题

下列各参数中，用于表示初温对发动机平衡压强影响的参数有：
A、燃速的温度敏感系数和压强的温度敏感系数
B、一定燃喉比下的燃速温度敏感系数和一定p/r下的压强温度敏感系数
C、侵蚀系数
D、燃通比参数
E、压强指数n
F、喉通比参数