coding instrument的用法和樣例：
例句
- A digital diopter measuring instrument is described for lens spherical vertex power and cylindrical axis measurement.
本文論述了一種採用旋轉編碼器與莫爾條紋測長相結合進行眼鏡片的頂點屈光度。 - A simplified psychoacoustic model especially suitable for low cost implementation is introduced, which is proved to significantly reduce the coding com.
指出了一種簡化的心理聲學模型及其計算方法，適合於低成本編碼器的需要。
