focal surface

短语词组

短語

• focal aperture surface 焦曲麪
• focal surface display 焦麪顯示;焦平麪顯示;焦點表麪顯示
• minimal focal surface 極小焦麪的
• the focal surface 焦曲麪
• focal surface of a congruence 線滙的焦曲麪
• focal surface of two sheets 雙葉焦曲麪
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