【单选题】根据施工开挖难易程度不同,可将土石分为八类,其中前四类土由软到硬的排列顺序为()。
【单选题】患者,男性,29岁,因甲状腺功能亢进症行甲状腺大部分切除术后10h。当患者出现呼吸困难、烦躁、甚至窒息时,应立即
【单选题】患者,男性,29岁。行甲状腺大部切除术。护士观察到患者术后发音时音调低钝,但饮水时并不出现误咽、呛咳,该护士怀疑术中可能损伤了患者的
【单选题】What does GFL do with its worker safety and environmental practices, according to the second paragraph?
A.
Keep using the traditional methods.
B.
Continually upgrade them.
C.
Import new techno1ogy from overseas companies.
D.
Hire new workers to clean the environment.
【单选题】根据施工开挖难易程度不同,可将土石方分为八类,其中前四类土由软到硬的排列顺序为( )。