玉

This type of green luminescence is quite common in agate and chalcedony, and it is known to be caused by traces of uranium in the material.

这种类型的绿色发光的现象比较普遍，玛瑙和玉髓，并已知会造成痕迹的铀物质。

Glass, rock crystal and chalcedony are the usual materials used.

玻璃，水晶和玉髓是用料如常。

Last month, Mark Blazek sent me the following, about cleaning chalcedony roses, but there was not enough room for the information.

上个月，马克blazek寄给我以下，约清洗玉髓玫瑰花，但现在还没有足够的空间，供参考。

A pale to deep red or reddish-brown variety of clear chalcedony, used in jewelry.

髓明净的玉髓的一种浅色至深红或红棕色的变体，用于制珠宝

Chalcedony was used during the Renaissance as a magic amulet to promote health and safety.

玉髓在文艺复兴时期作为一种强身驱邪魔力护身符而得到广泛使用。

A chalcedony that occurs in bands of different colors and is used as a gemstone, especially in cameos and intaglios.

缟玛瑙一种带有条纹和多种颜色的玉髓，它被用来作饰物的宝石，常用于浮雕和凹雕

Agate differs from chalcedony in that the former shows banded structure.

玛瑙与玉髓的区别在于前者具有条带状结构。

A lot of blue chalcedony beads, with some elements of amber, turquoise and a fragmented dzi.

还有很多蓝玉髓珠，有些要素琥珀，绿松石和一个支离破碎的天珠。

Chalcedony is one of the gemstones used in commesso or Florentine mosaic.

玉髓是用于 commesso 或佛罗伦萨镶嵌中的宝石品种之一。

A translucent red or orange variety of chalcedony .

一种半透明的红色或橙色玉髓。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。