【简答题】TTL 与非 门的关门电平是 0.8V ,开门电平是 2V ,当其输入低电平为 0.4V ,输入高电平为 3.2V 时,其输入低电平噪声容限为 ( ) 。A. 1.2V B. 2 . 8 V C. 0.4V D. 1.5V B. 2 . 8 V C. 0.4V D. 1.5V
【简答题】Task One: Table Completion (Directions:) Listen to the passage three times and complete the following table with the information from the passage. TOEFL IELTS Number of county having the test 1. _____...
【单选题】党的基本路线即“一个中心、两个基本点”,两个基本点是指( )
【单选题】Passage 1 (test2)
A.
Make use of registration system.
B.
Require the bidders to use their real names.
C.
Put an announcement on the website.
D.
Refuse biddings that are too high.
【单选题】TTL 与非 门的关门电平为 0.8V ,开门电平为 2V ,当其输入低电平为 0.4V ,输入高电平为 3.5V 时,其输入高电平噪声容限为 ( ) 。
【简答题】Translation the following words or phrases into English after reading Passage 2 in Test 1 of Cambridge IELTS 6: 贸易壁垒 进口关税 进口份额 船运费率 frictions by and large loose cargo monopolies
【单选题】TTL 与非门的关门电平是 0.8V ,开门电平是 2V ,当其输入低电平为 0.4V ,输入高电平为 3.2V 时,其低电平噪声容限为 ( )
【简答题】Task 2 Passage Translation Directions: In this part of the test, you will hear 2 English passages. You will hear the passages ONLY ONCE. After you have heard each passage, translate it into Chinese an...