What's men's size 52?

Men's size 52 corresponds to XL, and men's size 52 is the specification code set by clothing manufacturers for their own clothes, which should be based on the international standard code or China code. China code 175/92A, corresponding to height 170~ 175CM, bust 80 ~ 88cm；; The size of some brands is 52, which is equivalent to XL of international standard code and 180/96A of China code, and the corresponding height is 175~ 180CM, and the bust is 84~92CM.

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When we buy clothes, we can find that there are marks or symbols on the upper part of each dress. So what do these agreements mean? ?

(1) "L" means large, "M" means medium, "S" means small, "xi" means extra large, and "xxi" also means extra large. ?

(2) "1"means a person with a height of 1.5m; "2" is suitable for people whose height is1.55m, and so on, "3" stands for1.6m, "4" stands for1.65m, "5" stands for1.7m, and "6" stands for/kloc.

(3) "Y" indicates the difference between the bust and waist 16cm, "YA" indicates the difference 14cm, "A" indicates the difference 12cm, "AB" indicates the difference 10cm, "B" indicates the difference of 8cm, and "BE" ?