键: key行程: route or distance of travel; ...重复键行程: repeat key stroke关键行为: behavior determinant关键行业比率: key business ratios行程: 1.(路程) route or distance of travel; distance of run; length of travel; distance travelled; journey; flight 艰难的行程 hard journey; 漫长的行程 long route; 行程五千多公里 travel over 5,000 kilometres; 一小时的行程 an hour's march; 这将是一整天的行程。it will make a full day's march.2.[机械工程] stroke; throw; travel 活塞行程 piston travel; 滑枕行程 ram stroke3.[电学] range 行程长度,行程: run length半行程: half trip泵行程: pump stroke; throw of pump长行程: long stroke超行程: over stroke单行程: one-way trip短行程: short runs; short stroke多行程: multiple-pass◇多行程转轴拌和机 multiple-pass rotary mixer; 多行程止回阀 multiple-swing check valve阀行程: valve travel反行程: retrurntrace; reversal of stroke; revesal杆行程: throw of lever角行程: angular travel阶段;行程: step空行程: empty run; idle motion; idle running idle stroke; spare travel旅行,行程: journey慢行程: idle stroke逆行程: backstroke; reverse drive前行程: front travel全行程: full travel; total excursion; total travel