【单选题】患者女,25岁。不明原因牙龈出血3个月,伴月经量增多。诊断为特发性血小板减少性紫癜。该患者外周血中血小板的值正常应为
【单选题】患者女,25岁。不明原因牙龈出血3个月,伴月经量增多。下列检查结果不能提示患者是特发性血小板减少性紫癜的是
【判断题】液相分子筛提蜡法中,经过回转阀,带有脱附剂的流出液为抽余液。
【单选题】患者女,25岁。不明原因牙龈出血3个月,伴月经量增多。下列检查结果不能提示患者是特发性血小板减少性紫癜的是
【单选题】在狭水道航行和避让船舶时,应考虑的因素包括()
【简答题】A.He has decided how he's going to spend the prize money. B.He doesn't know how much his rent is going to increase. C.He's already planning to enter next year's essay contest. D.He has already paid hi...
【简答题】A.He has decided how to spend the prize money. B.He doesn't know how much his rent is going to be increased. C.He's already planned to take part in next year's essay contest. D.He has already paid his...
【单选题】狭水道航行和避让船舶时,应考虑的因素包括: Ⅰ狭水道的宽度和船舶的密集程度 Ⅱ 狭水道中的风,流等情况 Ⅲ 船间效应,浅水效应和岸壁效应