字高：活字的高度或电版装嵌于木或金属版垫后，可以压印的高度。这个高度是23.317毫米(0.918寸)。
Type high: The height of type or engravings when mounted on wood or metal in order to make an impression. This height is 23.317mm (0.918 inch).
字高：活字的高度或电版装嵌于木或金属版垫后，可以压印的高度。
Type high: The height of type or engravings when mounted on wood or metal in order to make an impression.
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