控制电缆敷设时,其最小弯曲半径为()(D为电缆外径)。
A.5D
B.10D
C.15D
D.20D
参考答案:B
Which of the following is NOT a contributory factor to thermoregulation in the preterm neonate
A. Immature central nervous system (CNS).B. Large skin surface area.C. Lack of subcutaneous (SC) and brown fat.D. Tendency toward capillary fragility.
气囊压榨机的作用