[tex=2.143x1.071]zt6AQy0PfYUwQvPHkX7UEh69r5z5qgX6aLr6P3NL1p0=[/tex]、总压为[tex=3.714x1.0]oLHImSZu1/ES3oAmeEp//UO8ZUbYAg6u/9u1XfeX4qg=[/tex]时, 下面几种气体的混合气体中分压最大的是 （ ） 未知类型：{'options': ['[tex=2.929x1.214]7QToYXiU8XBLxO6O0vVVSaJ6k4MAH4tOW7viXhc30rs=[/tex]', '[tex=3.0x1.214]g+Ii93FFI1OBE6m2ZwxgDYb8vUzaRrpeJcleizKwJ2E=[/tex]', '[tex=2.929x1.214]g+Ii93FFI1OBE6m2ZwxgDcAOBQUS7PEd69ubiIbygnw=[/tex]', '[tex=3.643x1.214]g+Ii93FFI1OBE6m2ZwxgDdcP3rWl9u/kVHUe2UVZ1DNw8A8ViF05+XRAZ5Pd/19T[/tex]'], 'type': 102}

[tex=2.143x1.0]ZUkSBxhS0V3vRo+jrLlCGtRJZD329CBXODhT7JEQgr8=[/tex] 下匋气在某催化剂上的吸附服从 Langmuir 吸附等温式. 实验测得平 衡压力为[tex=3.214x1.0]rLih1KBVQoPdl2bS8eusQ4rZmqVlsNeMd95/xUh6Eaw=[/tex]和 [tex=3.714x1.0]oLHImSZu1/ES3oAmeEp//UO8ZUbYAg6u/9u1XfeX4qg=[/tex] 时催化剂的吸附量分別为[tex=4.786x1.429]sxwyvU2fHvp0dutz0/9KoHd5AMxgc0N//eZUq8aZg7y+zjNnyqs9Gzs4GGaBmi2N[/tex]和 [tex=7.786x1.5]gSK0qT/wLE4Ou9+3849ZPWfqjOk/kGKNKKQM8IzG1zXQLtTWUN8L2Ry5Tx3krl8XWCNgrZS8AuM05RK30o5wCQ==[/tex],[tex=0.929x1.429]0om8m2X+ex1CFmO2Pfg6mQ==[/tex]下的体积)，已知氮分子的截面积为[tex=6.786x1.357]17eAziUsWEisdiXQBs87QSTDB569eu4QXjE/eFKKcHMzdvC7hz3BHqOXiIT4+j4b[/tex]个 1 . 诸; 写出定压下以吸附量和饱和吸附量表示的 Langmuir 吸附等温式

for i in range(b.max_row): for j in range(b.max_column): print(b.cell(row=i,column=j).value)上面语句运行的结果是：__________。 A: 1 1 1 1 1 1 1 1 1 1 B: 1111111111 C: 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 D: 出现异常

【单选题】CDMA通信的基站,假定基站A的码片序列是+1 +1 +1 -1 -1 +1 -1 -1,基站发射bit为101时,实际发射的信号是 A. +1 +1 +1 -1 -1 +1 -1 -1 +1 +1 +1 -1 -1 +1 -1 -1 –1 –1 –1 +1 +1 –1 +1 +1 B. +1 +1 +1 -1 -1 +1 -1 -1 –1 –1 –1 +1 +1 –1 +1 +1 +1 +1 +1 -1 -1 +1 -1 -1 C. +1 +1 +1 -1 -1 +1 -1 -1 +1 +1 +1 -1 -1 +1 -1 -1 +1 +1 +1 -1 -1 +1 -1 -1 D. –1 –1 –1 +1 +1 –1 +1 +1 –1 –1 –1 +1 +1 –1 +1 +1 –1 –1 –1 +1 +1 –1 +1 +1

for i in range(1,11): for j in range(1,11): b.cell(row=i,column=j).value=1 #b是一个工作表对象for i in range(1,11): for j in range(1,11): print(b.cell(row=i,column=j).value,end=" ") print()上面程序代码运行的结果是（）。 A: 1 B: 1 1 1 1 1 1 1 1 1 1 C: 1111111111 D: 1 1 1 1 1 1 1 1 1 11 1 1 1 1 1 1 1 1 11 1 1 1 1 1 1 1 1 11 1 1 1 1 1 1 1 1 11 1 1 1 1 1 1 1 1 11 1 1 1 1 1 1 1 1 11 1 1 1 1 1 1 1 1 11 1 1 1 1 1 1 1 1 11 1 1 1 1 1 1 1 1 11 1 1 1 1 1 1 1 1 1

下列哪个码片序列不能用于CDMA通信 A: ( -1 -1 -1 +1 +1 -1 +1 +1 ) B: ( -1 -1 +1 -1 +1 +1 +1 -1 ) C: ( -1 +1 -1 +1 +1 -1 -1 -1 ) D: ( -1 +1 -1 -1 -1 -1 +1 -1 )

请仔细观察下面行列式的计算过程，如果四个等号都理解了，请选择A，否则请选择B。 | a 1 1 1 1 | |a＋4 a＋4 a＋4 a＋4 a＋4| | 1 a 1 1 1 | | 1 a 1 1 1 | | 1 1 a 1 1 |= | 1 1 a 1 1 | | 1 1 1 a 1 | | 1 1 1 a 1 | | 1 1 1 1 a | | 1 1 1 1 a | | 1 1 1 1 1 | | 1 a 1 1 1 | =(a＋4) | 1 1 a 1 1 | | 1 1 1 a 1 | | 1 1 1 1 a | | 1 1 1 1 1 | | 0 a–1 0 0 0 | =(a＋4) | 0 0 a–1 0 0 | | 0 0 0 a–1 0 | | 0 0 0 0 a–1 | =(a＋4)(a–1)^4

共有4个站进行码分多址通信。4个站的码片序列为：a：（-1 -1 -1 +1 +1 -1 +1 +1） b：（-1 -1 +1 -1 +1 +1 +1 -1） c：（-1 +1 -1 +1 +1 +1 -1 -1） d：（-1 +1 -1 -1 -1 -1 +1 -1） 现收到这样的码片序列：（-1 +1 -3 +1 -1 -3 +1 +1），则（ ）发送1。

共有四个站进行CDMA通信，现收到这样的码片序列（-3 +1 -1 -1 +1 +1 +1 -3），则下列站点发送了数据1的是（ ） A: （-1 -1 -1 +1 +1 -1 +1 +1） B: （-1 -1 +1 -1 +1 +1 +1 -1） C: （-1 +1 -1 +1 +1 +1 -1 -1） D: （-1 +1 -1 -1 -1 -1 +1 -1）

共有四个站进行码分多址CDMA通信。四个站的码片序列为：A(-1 -1 -1 +1 +1 -1 +1 +1) , B(-1 -1 +1 -1 +1 +1 +1 -1) , C(-1 +1 -1 +1 +1 +1 -1 -1), D(-1 +1 -1 -1 -1 -1 +1 -1) , 现在收到这样的码片序列：（-1 -1 +1 +1 +3 +3 -1 -1 ）