Objective To evaluate the clinical effects of butorphanol preemptive analgesia on brachial plexus block with ropivacaine.目的评价布托啡诺超前镇痛对罗哌卡因臂丛阻滞效果的影响....
He spent two hours tying all the parcels with string.他花了两个小时用绳捆扎所有这些包裹.They are created by tying, drawing , twining , and weaving.它们可以通过系 、 绘 、 卷、织来做成.After tying labial hole, grow to be able to leave a mark.扎了唇洞后, 长起来会留...
每天晚上电视老重复旧片子,真是讨厌透了.I hate all these old films they keep showing on the box every night.这不是复旧!This is not the restoration of the old ways.重复旧的做法,只会得到旧的结果.Repeating the same behavior will repeat the same result....
The frequency polygon is simpler than its histogram counterpart.频率多边形比直方图更简单.The stress range histogram was used to estimate the effective root - mean - square stress range.应力范围直方图可用作估算等效 均方根 应用力范围.This example demonstra...