The original enzyme was taken from marine sponges , which use it to make their silica skeletons .
最初的酶取自海绵动物;它们用这种酶制造自身的硅骨骼。
In p-ink , the elements of the crystals are tiny beads of silica , 200 nanometres in diameter .
在p-ink里,晶体的成分是直径为200纳米的微型硅珠。
The silica in cucumber is an essential component of healthy connective tissue , which includes muscles , tendons , ligaments , cartilage , and bone .
黄瓜中的硅是健康的结缔组织的重要组成部分,结缔组织包括肌肉、肌腱、韧带、软骨和骨。
This is an arrangement similar to that found in opal ( except that in opal the spheres are made of silica ) and the result is , indeed , opalescent .
这种布置跟蛋白石中发现的相似(不过,蛋白石中球体是用硅材料做的),结果真的呈乳白色。
Silica extracted from rice husks makes for greener tyres
从水稻壳中提取的硅土可以制造更环保的轮胎
Silica is better because it lowers hysteresis loss without reducing a tyre 's grip .
硅土更佳的原因在于它可以减少滞后损耗但又不会降低轮胎的抓地力。
A tonne of rice produces around 200kg of husks and those , in turn , yield 40kg of silica .
一吨水稻可以产生约200公斤的稻壳,这些稻壳又可以产生40公斤的硅土。
So if nature were to provide grains of silica suitable for use without processing , that would be a bonus .
所以,如果大自然能够提供无需加工的适用性硅土颗粒,那将是一份额外的奖励。
Silicon is the second most plentiful element of the earth 's crust after oxygen . It is commonly found in the combinations with silica and silicate . Pure silicon is used in various semiconductor devices and metallurgy .