在采用X.58复用方式的系统中,一个64kbit/s信道可以支持6个9.6kbit/s子速率信道,问复用效率是多少?
参考答案:
改错。
( ) 1. Let's go shop at the store. _______________
A B C
( ) 2. I have some moneys. _______________
( ) 3. Do he have a pencil? _______________
( ) 4. I want to is the queen. _______________
( ) 5. What cup is this? _______________
( ) 6. What is matter? _______________
( ) 7. She can sees now. _______________
( ) 8. I'm hungry. I want some water. _______________
( ) 9. He have two books. _______________
( ) 10. Are he a fat boy? _______________
大肠埃希菌不会引起腹泻。