计算车辆破损程度时，应将原有裂纹的破损旧痕尺寸一并计算在内。
参考答案：错
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 (S. Ｃ. ) and brown fat.
D．Tendency toward capillary fragility.
齿轮滑油泵吸入压力太低时噪声剧增主要是因为（）。
A．油液汽化
B．溶于油中的气体析出
C．漏泄增大
D．困油现象加重
