• 2022-06-07
    Which of the following G codes has the same function as G54 in the CNC system ( )?
    A: G03
    B: G50
    C: G56
    D: G01
  • C

    内容

    • 0

      婴幼儿每日需要维生素D3的剂量是()。 A: 2.5μg B: 5μg C: 10μg D: 25μg E: 50μg

    • 1

      WHO推荐的成年人每日碘摄入量为() A: 150μg B: 200μg C: 50μg D: 30μg E: 100μg

    • 2

      标准摩尔熵Smθ的大小顺序是( )。A. Cl2O (g) &#91; Br2 (g) < Cl2 (g) < F2 (g) <H2(g) ; B. Br2 (g) &#93; Cl2O (g) > Cl2 (g) > F2 (g) > H2 (g) ;C. H2 (g) < F2 (g) < Cl2 (g) < Br2 (g) < Cl2O (g) ; D. Br2 (g) < Cl2O (g ) < Cl2 (g) < F2 (g) < H2 (g) A: Cl2O (g) < Br2 (g) < Cl2 (g) < F2 (g) <H2(g) ; B: Br2 (g) > Cl2O (g) > Cl2 (g) > F2 (g) > H2 (g) ; C: H2 (g) < F2 (g) < Cl2 (g) < Br2 (g) < Cl2O (g) ; D: Br2 (g) < Cl2O (g ) < Cl2 (g) < F2 (g) < H2 (g)

    • 3

      Which of the following equations represents national saving in a closed economy? A: Y - I - G - NX B: Y - C - G C: Y - I - C D: G + C - Y

    • 4

      单糖浆含糖量为() A: 85%(g/mL) B: 64.7%(g/mL) C: 67%(g/mL) D: 100%(g/mL) E: 50%(g/mL)