The principle of tolerance’s range of quenching process is given,and based on process control principle,a controlling method of “changable center”is put forward,by which the applying problem of control chart in stable heat treatment process will be better solved.
给出了淬火硬度合格范围制订原则，并以工序控制原理为指导，提出了“变动中心”的控制方法，较好地解决了控制图在稳定热处理生产过程中的应用问题。
Synchronous belt drives-Calculation of power rating and drive centre distance
GB/T11362-1989同步带传动额定功率和传动中心距的计算
Belt drives--Pulleys--Limiting values for adjustment of centres
GB/T15531-1995带传动带轮中心距调整极限值
Influence of the Center Distance Changing of Silent Chain to the Sprocket Tooth Profile;
齿形链传动机构中心距变化对链轮齿廓的影响
distance from midship to center of floatation
浮心距船中距离漂心距船中距离
The agitator drive is comprised of a robust non-proprietary reducer which utilizes right angle helical/ spiral bevel gear sets.
混合器的驱动是由加长中心距/螺旋斜齿轮传动坚固的非专利设计的减速机组成。
The distance from the center of the front wheel to that of the rear wheel in a motor vehicle, usually expressed in inches.
轴距机动车中从前轮中心到后轮中心间的距离，常用英寸表示
distance from midship to center of buoyancy
浮心到船中距离浮心距中距离
Two methods are usually used to increase gearing backlash for counter trains:1.Decrease addendum modification coefficient,but remain center distancein constant.
对于计数齿轮传动,通常采用两种方法增大侧隙:中心距不变,减小变位系数;
Leaf spring CD( front/rear)
中心距前/后(mm)
The distance between the center of an eccentric and its axis.
偏心距偏心圆的中心与圆轴间的距离
between centers
中心间轴间中心间距
Data association based on line-of-sight range in passive sensor array
被动传感器阵列中基于视线距离的数据关联
aided range gearing
距离数据半自动传输
An Automatic Centerline Extraction Algorithm Based on Distance from Boundary Field
基于边界距离场的管腔中心路径自动提取算法
English Verb Tense in the Subjunctive Mood: From the Psychological-Distance Perspective;
英语虚拟语气中的动词时态：心理距离视角分析
Focal length: The distance between the centre of a lens and its principal focus.
焦距:镜头中心与其主焦点的距离。
fixed-center change gear
固定中心距变速齿轮
fixed-center change gears
固定中心距变速齿轮系