In 1803 the United States purchased Louisiana from _____.

图示结构的超静定次数为[img=196x91]1803d1985030f67.png[/img] A: 6 B: 7 C: 8 D: 9

​把下列4个不同数制的数按从小到大的次序排列。​​(376.125)D、(110000)B、(17A)H、(67)O​ A: (376.125D>(17A)H>(110000)B>(67)O B: (17A)H>(376.125)D>(110000)B>(67)O C: (376.125)D>(17A)H>(67)O>(110000)B D: (17A)H>(376.125)D>(67)O>(110000)B E: (376.125)D>(110000)B >(67)O>(17A)H F: (17A)H>(67)O >(376.125)D >(110000)B G: (17A)H>(376.125)D>(67)O>(110000)B

Photoshop常用的文件格式有() A: psd B: jpg C: png D: gⅰf

假设定义了 float a=3.5;int b=67;如果...tf(a=%f,______,a,b);

______________属于图像格式文件。 A: BMP B: WMA C: PNG D: JPG E: AVI F: GIF

In 1803, President Jefferson negotiated the purchase of Louisiana from Mexico.

把下列4个不同数制的数按从小到大的次序排列。(376.125)D、(110000)B、(17A)H、(67)O A: (376.125D>(17A)H>(110000)B>(67)O B: (17A)H>(376.125)D>(110000)B>(67)O C: (376.125)D>(17A)H>(67)O>(110000)B D: (17A)H>(376.125)D>(67)O>(110000)B E: (376.125)D>(110000)B >(67)O>(17A)H F: (17A)H>(67)O >(376.125)D >(110000)B G: (17A)H>(376.125)D>(67)O>(110000)B

常见图片格式有()等。 A: .bmp B: .jpg C: .gif D: .png E: .tif F: .exe

常用图像文件格式有（ ） A: BMP B: JPEG C: PNG D: GIF E: PSD F: TIFF