个人信用贷款期限在1年(含1年)以内的，一般采取( )的还款方式。 A．按月还息

中辽汽车配件有限公司2101950187出口汽车配件一批。

报关单中有20个已填（包括空填）栏目（标号A～T），请根据提供的单据指出第二处填制错误。

下列哪一项不是肺结核恶化的表现（）

A.干酪样坏死

B.液化及空洞

C.纤维化

D.支气管播散

E.经淋巴管蔓延

An analog signal’s characteristic quantity representing data may 66) . at any instant, any value within a continuous (67) . For example, an analog signal may follow continuously the values of another physical quantity representing data.

A discrete signal is composed of (68) elements in time, each element having one or more characteristic quantities which can represent data. Examples of characteristic quantities are amplitude, waveform, (69) , and position in time. A digital signal is a special case of discrete signals, in which data are represented by a (70) number of well-defined discrete values that one of its characteristic quantities may take in time.

（69）处填（）。

A．duration

B．period

C．persistence

D．span

建设工程选址，应当尽可能避开不可移动文物；因特殊情况不能避开的，对文物保护单位应当尽可能实施( )。

A．原址保护

B．整体迁移

C．迁移保护

D．原貌保护

与心交感神经节后纤维释放的递质结合（）

A．β受体

B．M受体

C．α受体

D．N1受体