温度为10°C的水,其运动粘度=0.0131cm2/s,管径为d=10cm,当管中通过的流量为 Q=0.01m3/s时,雷诺数为(),管中水流流态为()。 ["9.725,层流","97.25,层流","972.5,层流","9725,紊流"]
患者赵某,男,28岁,重症肺炎,气管插管术后当日,护士需要重点交接班的内容不正确的是:() ["患者的病情、意识及合作程度","气管导管或气切套型号、插管深度","观察患者的生命体征、血氧饱和度及呼吸机参数","气囊压力测定方法","特殊用药"]
温度荷载对拱坝的应力和稳定有何影响?
When configuring QoS on a wireless controller, the per-user, real-time bandwidth contract is enforced forwhich of the following protocols?() ["IP","IPX","UDP","TCP"]
Which tool provides A complete guide that makes it easier for partners, regardless of their experience level, to sell cisco unified communications solutions to their customers?() ["Solution Expert","Quote Builder","Sales Accelerator","Competitive Edge","Cisco Discovery"]
简述股票交易的组织方式。