In 1803 the United States purchased Louisiana from _____.
In 1803 the United States purchased Louisiana from _____.
If Sarah hadn’t come to the cabin, （） A: Abe’s father wouldn’t have told him not to go to school B: Abe wouldn’t have helped his father on the farm C: Abe wouldn’t have had so much time to read D: Abe’s father wouldn’t have told him to stop reading
If Sarah hadn’t come to the cabin, （） A: Abe’s father wouldn’t have told him not to go to school B: Abe wouldn’t have helped his father on the farm C: Abe wouldn’t have had so much time to read D: Abe’s father wouldn’t have told him to stop reading
矩形片式电阻标识224,表示该电阻阻值( )Ω。 A: 224 B: 220 C: 220k D: 22k
矩形片式电阻标识224,表示该电阻阻值( )Ω。 A: 224 B: 220 C: 220k D: 22k
In 1803, President Jefferson negotiated the purchase of Louisiana from Mexico.
In 1803, President Jefferson negotiated the purchase of Louisiana from Mexico.
字符串”abe\M01”的长度为
字符串”abe\M01”的长度为
电容器上标注的符号224表示其容量为( )pF。 A: 22.4 B: 224 C: 22400 D: 220000
电容器上标注的符号224表示其容量为( )pF。 A: 22.4 B: 224 C: 22400 D: 220000
国际网球联合会成立于 A: 1903 B: 1803 C: 1913 D: 1923
国际网球联合会成立于 A: 1903 B: 1803 C: 1913 D: 1923
霍尔效应哪一年发现的？ A: 1881 B: 1879 C: 1803 D: 1831
霍尔效应哪一年发现的？ A: 1881 B: 1879 C: 1803 D: 1831
本体集成有模拟量通道的PLC是（ ） A: S7-200 221 B: S7-200 224 C: S7-200 224 XP D: S7-200 226
本体集成有模拟量通道的PLC是（ ） A: S7-200 221 B: S7-200 224 C: S7-200 224 XP D: S7-200 226
224=22*10,000=220,000pF
224=22*10,000=220,000pF