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pitch diameter造句
1 Both have the same pitch diameter at the top of the hole of internal threads or end of the pipe on external threads, and both have the same thread lengths or depths. 2 The taper and pitch diameter of API round thread casing are two of the most important parameters. 3 Pitch Diameter (D) is the diameter of the pitch circle. 4 There are many ways to measure base - level pitch diameter of cone - shaped thread. 5 This article brings to Light the internal relations and difference between single pitch diameter and actual pitch diameter by means of geometrical analysis of several parameters of pitch diameter. 6 The errors of the stand-off measurement and measurement errors made by pitch diameter gauge and ovality gauge are analyzed and compared. 7 The confusion is solved in conception and manufacture of single and actual pitch diameter. 8 This paper deals with the interchangeability of sawtooth thread used in unidirectional heavy load and the exact fit which apply the fit specific property by means of virtual pitch diameter. 9 Briefed in the paper are the characteristics, work principles and operation procedures of the pitch diameter gauge and ovality gauge used to check coupling threads. 10 Pulleys are on the market that permit an adjustment in the width of the groove. The effective pitch diameter of the pulley is thus varied, and moderate changes in the speed ratio can be secured. 11 This paper describes a new method and device for measuring helical line, pitch diameter, taper and half-angle of thread of petroleum thread gauges. 12 A simple, easy to use, correct and reliable for measurement of single pitch diameter of inner thread is provided. 13 This article mainly introduced the igniter plug iron casing crowds the pitch diameter working procedure swaging to design the entire process, it has produced the concrete design method and the step. 14 The pin gauges are used to measure the hole distance, the pitch diameter of the thread, etc. 15 The principle straightness error of cutting square in work-pieces can be controlled by choosing a suitable pitch diameter of the planetary gear in the machine tools.