-
女性，50岁，右乳外上象限肿物，1.5cm×1.5cm，质硬，活动差，腋淋巴结未触及假设诊断为乳腺癌应为哪期
A．T<img src='https://img2.soutiyun.com/ask/uploadfile/5538001-5541000/f72fa588fd3b22b37bd6bd2496484673.gif' />N<img src='https://img2.soutiyun.com/ask/uploadfile/5538001-5541000/02303a6b5f30e2c8716a72f975bd3f35.gif' />M<img src='https://img2.soutiyun.com/ask/uploadfile/5538001-5541000/e28cd57f99cc87695c11fcbf155d8774.gif' />
B．T<img src='https://img2.soutiyun.com/ask/uploadfile/5538001-5541000/02303a6b5f30e2c8716a72f975bd3f35.gif' />N<img src='https://img2.soutiyun.com/ask/uploadfile/5538001-5541000/02303a6b5f30e2c8716a72f975bd3f35.gif' />M<img src='https://img2.soutiyun.com/ask/uploadfile/5538001-5541000/e28cd57f99cc87695c11fcbf155d8774.gif' />
C．T<img src='https://img2.soutiyun.com/ask/uploadfile/5538001-5541000/02303a6b5f30e2c8716a72f975bd3f35.gif' />N<img src='https://img2.soutiyun.com/ask/uploadfile/5538001-5541000/e28cd57f99cc87695c11fcbf155d8774.gif' />M<img src='https://img2.soutiyun.com/ask/uploadfile/5538001-5541000/e28cd57f99cc87695c11fcbf155d8774.gif' />
D．T<img src='https://img2.soutiyun.com/ask/uploadfile/5538001-5541000/f72fa588fd3b22b37bd6bd2496484673.gif' />N<img src='https://img2.soutiyun.com/ask/uploadfile/5538001-5541000/e28cd57f99cc87695c11fcbf155d8774.gif' />M<img src='https://img2.soutiyun.com/ask/uploadfile/5538001-5541000/e28cd57f99cc87695c11fcbf155d8774.gif' />
E．T<img src='https://img2.soutiyun.com/ask/uploadfile/5538001-5541000/02303a6b5f30e2c8716a72f975bd3f35.gif' />N<img src='https://img2.soutiyun.com/ask/uploadfile/5538001-5541000/f72fa588fd3b22b37bd6bd2496484673.gif' />M<img src='https://img2.soutiyun.com/ask/uploadfile/5538001-5541000/2f826e89344161531ddc54a2200b34eb.gif' />
-
放大电路如下图所示，判断各电路中级间交流反馈的极性，设电容器对交流信号均可视为短路。
<img src='https://img2.soutiyun.com/ask/uploadfile/5406001-5409000/c630e547205761d766a5a68bcf02d8c6.png' />
-
若一个理想采样及恢复系统，采样频率为Ωs=6π，采样后经一个带宽为3π，增益为1/3的理想低通还原。现有输入xa（t)=
若一个理想采样及恢复系统，采样频率为Ω<sub>s</sub>=6π，采样后经一个带宽为3π，增益为1/3的理想低通还原。现有输入x<sub>a</sub>(t)=cosπt+cos2πt+cos5πt，输出信号y(t)为______。
-
基金份额在基金合同期限内固定不变，基金份额可以在依法设立的证券交易所交易，但基金份额持有人不得申请赎回的一种基金运作方式是（）。
A.开放式基金
B.封闭式基金
C.公司型基金
D.契约型基金
-
治疗首选的方法
A.硝酸甘油含服
B.泼尼松静注
C.静注酚妥拉明
D.ARB类
E.手术治疗
