根据美国临床实验室标准委员会规定，药敏实验结果报告中，“MS”代表（）
A. 敏感
B. 轻敏
C. 中介药
D. 耐药
E. 其他
查看答案
肝内胆管结石手术治疗的原则是：__________、_____________、__________和___________。
When navigating in high latitudes and using a chart based on a Lambert conformal projection，（）.
A. a straight line drawn on the chart approximates a great circle
B. the chart should not be used outside of the standard parallels
C. the course angle is measured at the mid-longitude of the track line
D. distance cannot be measured directly from the chart
微信支付 
支付宝支付