A. 长度、pH B. 湿度、质量 C. 颜色、气味 D. 时间、容量
A. 固定支承 B. 圆锥心轴 C. V型块 D. 圆柱心轴
A. 熟悉 B. 个人特质 C. 喝酒 D. 相似互补
A. adjusting the hose supports B. laying out an excess length of hose on deck C. tying off the topping lifts and runners to winch heads D. All of the above