硅化木

It is concluded that the ultrafiltration preconcentration combining with multieffect evaporation is a promising concentration procedure for straw black liquor, which can not only reduce the concentration costs, but also improve the subsequent evaporation and combustion operation due to the desilicification and purification of ultrafiltration.

两种膜比较，磺化聚砜膜更易清洗，而且水通量大。5）超滤浓缩后，黑液中木素的浓度和纯度大大提高，超滤是从黑液中分离木素的理想方法。6）与多效蒸发相比，用超滤法浓缩麦草黑液可降低能耗70~85%，若用于黑液的预浓缩，再结合多效蒸发，不仅可以降低黑液的浓缩费用，而且由于除硅和纯化作用，会大大改善后继的蒸发和燃烧的操作。

The silicified wood samples from Burma are studied by using polarized microscope and infrared spectroscope.

硅化木是古代树木经地质作用而形成的木化石，其主要化学成分为SiO2。

Whitebait Valley Group,a typical structure relic like silicified wood was developed,which we call "mat-roll structure" and rhere has been no record of this kind of structure in geologic literatures so far.

在下元古界银鱼沟群的大理岩中，发育了一种与硅化木形状相似的典型构造遗迹，我们称之为&席筒状构造&这种构造截止目前在地质文献中尚未记载。

The result of infrared spectrum contrast analysis with standard quartz, agate and opal shows that the main mineral composition of Chaoyang petrified wood is quartz, a natural petrified organic jewel, which has a bright future in development and application.

通过与标准石英、玛瑙和蛋白石的红外光谱对比分析，研究结果表明朝阳硅化木的主要成份为石英，属天然石化型有机宝石，开发利用前景十分广阔。

Petrified wood is usually brown, white or red.

硅化木通常是棕色，白色或红色。

Julimount Main Products are: exquisite bracelets, pendants pendants, Guanyin Buddha Pei, waist Pei-hand play, signs,ébracelet watch ornaments, necklaces rings, couple of wear, wool, petrified wood, silicified wood, Dragon Emperor jade, wood, wood carvings, etc..

瑞峰主营产品有：精美手镯、挂件吊坠、观音佛偑、腰偑手玩、十二生肖、手珠手链、观赏摆件、项链戒指、情侣对佩、毛料、木化石、硅化木、龙皇玉、木材、木雕等。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。