track pitch

a novell method to directly measure the optical di sk's track pitch

一种直接测量光盘道间距的方法

measurement of track pitch of the optical disk and signal trace length

光盘道间距及其信道轨迹长度的测量

From structure of optical disk, its signal trace can be viewed as a reflection grating, so track pitch of optical disk and the length of the signal trace on a CD can be measured.

基于光盘的结构，将光盘抽象为一个反射光栅的模型，从而测出了光盘的道间距及信道轨迹长度。

An Indirect Method for Measuring Track Pitch of Laser Disc

光盘伺服槽道间距的一种间接检测方法

Q: is he more competitive on the football pitch than he is on the race track? Or will he be?

问：他在足球比赛中比在赛道上更厉害吗？或者是他将会？

The national team would be given a more shapely kit to emphasise their femininity on the pitch and would swap dowdy track suits for skirts and jackets when travelling.

国家队队员将领到一套更合体的球衣，以便在球场上突出她们的女性特点；当她们外出旅行时，裙子和短上衣也将取代原来松松垮垮的运动服。