1) africita
阿非利西达碧玺
3) African tourmaline
非洲碧玺
4) South African tourmaline
南非碧玺
5) tourmaline
[英]['tuɚməlin] [美]['tʊrməlɪn]
碧玺
1.
IR spectral characteristics of tourmalines with the same direction;
同一方向碧玺的红外光谱谱学特征
2.
Heat treatment on Fe-Li tourmaline from Keketuohai,Xinjiang,are carried out and the main colour-altered technology parameters are obtained,including the experimental temperature,the atmosphere,the holding time,the velocity of heating and cooling during the heat treatment.
对新疆可可托海Fe-Li碧玺进行热处理实验,拟定了实验温度、热处理气氛、保温时间及升温与降温速度4个主要改色工艺参数。
3.
Starting from the cutting property and species classification of tourmaline,the technological requirement was discussed with a focus on orientation design as well as the relationship between cutting machine,clamp and grinding materials in the whole process of design,division,pr.
碧玺是宝石世界中最重要的中档宝石,具有独特的加工性质,如解理不发育、韧性强、颜色丰富多彩、多色性强、具有星光和猫眼特殊光学效应等。
6) Brazilian emerald
巴西祖母绿,绿碧玺
补充资料:西瓜
西瓜 Citrullus lanatus;watermelon 葫芦科西瓜属一年生蔓性草本。原产非洲。主要以果实和种子供食用。中国总产量占世界首位。其根系发达,入土深、分布广。茎蔓生,叶腋生分歧性卷须。单性花,雌雄同株。瓠果,多胎。果实一般为圆形或椭圆形,皮色浓绿、绿白或绿带蛇纹。瓤色深红、淡红、黄或白色。中国栽培的西瓜包括果实用和种子用两大类型。按生态型可分为西北生态型、华北生态型、华南生态型和华东生态型。性喜高温干燥气候,要求排水良好、土层深厚的砂质壤土。主要病害为枯萎病等,主要虫害为蚜虫、种蝇等。西瓜果实是夏季主要水果。果实富含葡萄糖、果糖和蔗糖,瓜子可作茶食,瓜皮可加工制成西瓜酱。在中医学上以瓜汁和瓜皮入药,功能清暑解热。 |
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参考词条