【单选题】某种细胞的直径是0.00000095米,将0.00000095米用科学记数法表示为( )
【单选题】患者男,43岁,会计。双手拇、食指麻木1月余,伴肩颈疼痛,压痛明显,易疲劳,夜寐不安,腰膝酸软,舌淡红,少苔,脉细。MRI检查发现C 6~7 椎间盘突出。本案例的治疗应选取的主要经脉是()。
【单选题】In order to get names of schoolboys(SEX='M')whose age=22, from a relation S(SNO,SNAME,SEX,AGE),which of the following expressions is (are) correct? Ⅰ.πsname( σsex='M'^age=22(S)) Ⅱ.σsex=,M,^age=22(πsna...
【简答题】某种细胞的直径是 0.00000095米,将0.00000095用科学记数法表示为() (A) 9.5x10-7 (B) 9.5x10-8 (C) 0.95x10-7 (D)95x10-5(2016河南中考数学真题)
【判断题】清华大学的主楼前是一条路正对着,而非两条路左右分开。
【单选题】The schoolboys were frozen into complete silence as they saw the ______ look on their master's face.
【判断题】低碳钢或高碳钢件为便于进行机械加工,可预先进行球化退火。
【单选题】The schoolboys were frozen into complete silence as they saw the ____________(frighten) look on their master’s face.