Is used when there is no culet facet, which is sometimes referred to by the trade as a pointed culet.

大。 "無"是用來當(dāng)沒有culet面欧美久草黄色网站三级片，這是有時(shí)被稱為由貿(mào)易作為一種指出culet 日韩精品青青视频在线观看免费下载。

The term is rarely used to refer to a pavilion point or ridge with no culet.

"名詞很少用來指涼亭點(diǎn)或無脊"Culet

A culet on a diamond that is too small to be resolved with the unaided eye and that can be seen only with difficulty under 10x.

culet了一個(gè)太小的鉆石欧美另类自拍，加以解決中文字幕一区二区巨大乳在线看，并以肉眼可以看到的只有勉強(qiáng)下

Depth is measured from the culet to the intersection of the pavilion main facet with the girdle.

展館深度是衡量從culet向交錯(cuò)口的展覽館主適當(dāng)與肩帶中文在线观看第一页。

To the distance between the girdle edge and the center of the culet.

該橫向距離推算，從點(diǎn)性爱欧美xxxxx，如果兩個(gè)展館水管狼友偷拍视频，以滿足最接近邊緣的肩帶，相對(duì)之間的距離帶邊緣和中心的culet yy亚洲人成电影网站色。

Culet：底 尖

標(biāo)準(zhǔn)的圓形明亮琢型由57-58個(gè)刻面組成:其中冠部有33個(gè)刻面(1個(gè)臺(tái)面、八個(gè)星小面久久久久久黄色片、八個(gè)冠主面黄色视频在线观看xx、16個(gè)上腰小面);亭部有24個(gè)刻面(16個(gè)下腰小面、八個(gè)亭主面);此外,底尖(culet)有時(shí)是1個(gè)平行臺(tái)面的很小刻面,目的是為了避免亭尖部位破損.

Culet：寶石底面

culch 貝殼屑 | culet 寶石底面 | culex 庫蚊

Culet：底尖有無破損

Girdle 腰的厚度 | Culet 底尖有無破損 | Polish 切割比例 分為:好美女汚汚无遮挡免费视频、很好中文字幕人妻人综合、優(yōu)

Culet：鉆石底部

Symmetry 對(duì)稱性 | Culet 鉆石底部 | 5.Clarity Grade 淨(jìng)度

Culet: NONE：底尖

腰棱 Girdle: | 底尖 Culet: NONE | 熒光 Fluorescence: NONE