Since aperture is the main event in aperture priority mode, you may not need to press the aperture button; simply rotate the command dial and look for the changing Numbers in the LCD status screen.

就光圈优先模式来说，光圈是最主要的参数，所以你并不需要再按光圈按钮，直接转动指令盘并且在LCD上查看数值变化即可。

youdao

Abstract: This paper specifies the meaningfulness and measurement method of rotating machinery alignment and points out the main deviation factors of dial indicator alignment and its control method.

摘要：简述了旋转机械对中的意义和测量方法，指出了百分表对中法的主要误差因素及其控制方法。

youdao

This paper specifies the meaningfulness and measurement method of rotating machinery alignment and points out the main deviation factors of dial indicator alignment and its control method.

简述了旋转机械对中的意义和测量方法，指出了百分表对中法的主要误差因素及其控制方法。

youdao

Until now, Montblanc's chronographs have featured traditional hour and minute hands on the main dial and smaller rotating disk sub-dials with stationary hands to measure elapsed minutes and seconds.

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The Bulova stopwatch has a two-inch main dial with second hand registering up to 30 seconds in increments of 0.1 second, with a subsidiary dial cumulator registering up to 30 minutes.

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The 4 o'clock spot is a Master button (for saving settings and quickly returning the center dial to its main volume control), and 6 o'clock features a half-dozen blocks that correspond to your virtual surround speakers.

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