为了解决双向电路的双向同抢,信令点编码大的交换局主控所有()电路;信令点编码小的交换局主控所有()电路。
参考答案:偶数;奇数
We know that the Black Sea, one thousand years ago, was a fresh water lake about ________ and unconnected with the Mediterranean.
A.its two thirds present size
B.two-thirds size of the present
C.its two-thirds of the present size
D.two- thirds its present size
下列给药途径注射液的处方不能添加抑菌剂的是:()
A.肌内注射
B.静脉输注
C.脑池内注射
D.硬膜外注射
E.椎管内注射