目的:比较罗哌卡因与布比卡因在等浓度、容积条件下用于硬膜外 麻醉 临床效果有何差异. Objective To compare the effect of epidural blo ck with isoconcentrational and isovolumic bupivacaine ( BUP ) and ropivacain ( ROP ).
侧巷和后花园之间用墙隔开了。The side alley was walled off from the back garden.老园丁死后, 花园就慢慢荒芜了.After the old gardener died, the garden grew wild.他们在后花园有一棵极好的桦树.They've got a wonderful birch in the back garden....