1·Fit the dial gauge with some preload and measure the lateral runout at the greatest external diameter of the brake disc.
在带有一定预载的情况下安装百分表，然后测量制动盘最大外径处的横向跳动。
2·Results: (1) the position and external diameter of peroneal artery, its accompanying vein and the distribution of fibular nutrient artery were observed.
结果：(1)观测了腓动脉及其伴行静脉起点的位置和外径及腓骨滋养动脉的分布。
3·The original external diameter of lateral plantar artery is 2.
足底外侧动脉始端外径，男性为2。
4·Dissection the superficial branch of superior gluteal artery and measurement its external diameter;
解剖臀上动脉的肌皮穿支并测量其外径。
5·The adopted technology scheme is: the reactor 2 adopts the straight tube with large external diameter and thin catalyst. The evaporating superheater 16 has the tubular structure.
所采用技术方案是，反应器2采用大外径、薄催化剂层的直管状，蒸发过热器16为列管式结构。