创伤性气胸可分为 __________ 气胸、 __________ 气胸和 ___ 发布时间:2017-04-17 13:58 │ 来源:www.tikuol.com 题型:填空题 问题: 创伤性气胸可分为 __________ 气胸、 __________ 气胸和 __________ 气胸3类。
题型:填空题 The signal to guide vessels in distress,which indicates,“This is the best place to land” is the().A.horizontal motion of a white flagB.letter K in Morse code given by lightC.code flag S as a hoistD.firing of a white star signal 查看答案