膀胱憩室内结石应如何治疗() ["药物排石","经尿道液电碎石","耻骨上膀胱切开取石+憩室切除","无需治疗","以上都不是"]
在热带地区,疟疾流行的季节主要是() ["夏季","秋季","夏秋季","春末夏初季","无季节限制"]
用光亮剂喷洒花材是为了()。 ["增加叶片的亮度和装饰效果","延长花材的寿命","固定花材","保持花材的新鲜"]
疟疾抗复发治疗常选用() ["氯喹+乙胺嘧啶","氯喹+伯氨喹","伯氨喹+乙胺嘧啶","青蒿素+伯氨喹","青蒿素+乙胺嘧啶"]
类白血病反应的特点是() ["外周血白细胞>50×109/L","外周血出现幼稚细胞,NAP活性增高","骨髓中幼稚粒细胞增高","脾脏显著肿大","ph染色体阳性"]
冬季北半球西风带中有三个明显大槽,它们分别位于()。