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 <p>题面见图片</p><p><img width="185" height="134" alt="" src="http://file.open.com.cn/ItemDB/19601/420598ad-cabe-4a6d-8cca-96803d1f1646/2013561692120.jpg" /></p>
A:A
B:B
C:C
D:D
<img height="197" width="566" alt="" src="http://file.open.com.cn/ItemDB/19601/2b6c5cd0-f0b4-45ed-a691-90c5a60ab289/2010516193246920.GIF" />
A:A
B:B
C:C
D:D
<p>题面见图片</p><p><img height="106" width="325" alt="" src="http://file.open.com.cn/ItemDB/19601/32b0b160-7476-4b0b-85fe-4eb092cfe790/201242516732223.gif" /></p>
A:A
B:B
C:C
D:D
<p>题面见图片</p><p><img height="301" width="201" alt="" src="http://file.open.com.cn/ItemDB/19601/c82dbe99-5629-4b0f-87d7-603c20ca78de/20101121142233715.JPG" /></p>
A:A
B:B
C:C
D:D
<p>题面见图片</p><p><img height="323" width="240" alt="" src="http://file.open.com.cn/ItemDB/19601/66bd6555-534f-4d0f-bbdc-23de98672e6b/20101121142430314.JPG" /></p>
A:A
B:B
C:C
D:D
<p><span style="FONT-FAMILY: 宋体; FONT-SIZE: 9pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">题面见图片</span></p><p><span style="FONT-FAMILY: 宋体; FONT-SIZE: 9pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA"><img width="396" height="301" alt="" src="http://file.open.com.cn/ItemDB/19601/0ed36fc9-1741-4bc2-8a0b-a95b2eaed270/201156202710493.JPG" /></span></p>
A:A
B:B
C:C
D:D
<p>题面见图片</p><p><img height="208" width="270" alt="" src="http://file.open.com.cn/ItemDB/19601/0beae0f5-ba69-4ba8-8a2e-e2fa3d1f4e69/20101121142332702.JPG" /></p>
A:A
B:B
C:C
D:D
<p>题面见图片</p><p><img width="249" height="236" alt="" src="http://file.open.com.cn/ItemDB/19601/64f6effa-1ee0-4b88-97dc-45abb19d48e9/20111025112854984.JPG" /></p>
A:A
B:B
C:C
D:D
<p>题面见图片</p><p><img width="220" height="131" alt="" src="http://file.open.com.cn/ItemDB/19601/742f90f4-72ce-4068-b523-135cb17d4a1e/201356161034756.jpg" /></p>
A:A
B:B
C:C
D:D
函数w=1/z的奇点是
A:1
B:-1
C:0
D:2
傅里叶变换中卷积具有交换律、结合律及分配律这三种乘积运算性质。
A:错误
B:正确
<p>题面见图片</p><p><img width="253" height="49" alt="" src="http://file.open.com.cn/ItemDB/19601/71c8079e-894b-4dd1-8c3d-aa958d131278/2011102511341572.JPG" /></p>
A:错误
B:正确
在任何区域拉氏变换的积分都绝对收敛,但不一致收敛。
A:错误
B:正确
<p>题面见图片</p><p><img alt="" src="http://file.open.com.cn/ItemDB/19601/ff3fef43-9d15-4b91-a7bc-d00130556fff/2012425161310249.gif" /></p>
A:错误
B:正确
<p>题面见图片</p><p><img height="50" width="422" alt="" src="http://file.open.com.cn/ItemDB/19601/52c4f59e-a806-424b-a50c-a8b78959562d/2012425161337157.gif" /></p>
A:错误
B:正确
<p>题面见图片</p><p><img width="235" height="49" alt="" src="http://file.open.com.cn/ItemDB/19601/8b0bcc7a-0dcf-4e01-98e6-082ea04dbf44/20111025113431667.JPG" /></p>
A:错误
B:正确
<p>题面见图片</p><p><img height="51" width="435" alt="" src="http://file.open.com.cn/ItemDB/19601/a4f7cfb3-dac9-47b6-bd79-2d29ea03850e/20101121142626584.JPG" /></p>
A:错误
B:正确
<p>题面见图片</p><p><img height="51" width="625" alt="" src="http://file.open.com.cn/ItemDB/19601/d288abb4-2fa2-48d2-b026-0d47e9ed0161/20101121142834604.JPG" /></p>
A:错误
B:正确
<img height="32" width="281" alt="" src="http://file.open.com.cn/ItemDB/19601/465e1efe-7604-4c6b-8e74-8d79671a09c8/2010516195254747.GIF" />
A:错误
B:正确
一个集合的元素满足加法运算的交换律和结合律,有0元和负元,就是环。
A:错误
B:正确
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