同素体

A very poisonous metallic element that has three allotropic forms; arsenic and arsenic compounds are used as herbicides and insecticides and various alloys; found in arsenopyrite and orpiment and realgar.

一种极具毒性的金属元素，有三种同素异性体，砷和砷的化合物用作除草剂、杀虫剂和各种合金，见于毒砂、雌黄、雄黄中。

A metallic element having four allotropic forms; used in a wide variety of alloys; found in stibnite.

有四种同素异性体的金属元素，用于多种合金中，见于辉锑矿。

It exists uncombined in two stable allotropes, one gray and one yellow, but is more often found in nature as the sulfide or oxide.

它存在两种稳定同素异性体，即灰砷和黄砷，但大多发现于自然界的硫化物和氧化物中。

The structures of the principal allotropic forms of all the elements will be discussed in detail as the chemistry of each element is treated.

各种元素的主要的同素异性体的结构，在研究各种元素的化学时再详细地讨论。

They are " allotropic."

应该说他们是&同素异性体&。

Fullerenes , the cagelike molecules, comstitute the third form of pure carbon, in addition to diamond and graphite.

除片层石墨和网状金刚石外，封闭笼形的〓是碳的第三种同素异构体。

Fullerenes , the cagelike molecules, comstitute the third form of pure carbon, in addition to diamond and gr...

除片层石墨和网状金刚石外，封闭笼形的〓是碳的第三种同素异构体。

A soft, steel-gray to black, hexagonally crystallized allotrope of carbon with a metallic luster and a greasy feel, used in lead pencils, lubricants, paints, and coatings, that is fabricated into a variety of forms such as molds, bricks, electrodes, crucibles, and rocket nozzles.

石墨：一种质软、钢灰黑色、有金属光泽和滑腻感的碳的六方晶形的同素异构体，用于铅笔、滑润剂、颜料和涂层，可被制成多种形状，如模子、砖块、电极、坩埚和火箭发动机喷管也作 black lead ， plumbago

Based on our observations, the subunit structures of haptoglobin protein conjugates are largely consistent with the known model.

根据我们的发现，血红素结合蛋白同原体的次单元结构大部分和已知模型相符合。

This paper deals with the preparation of synthetic diamond single crystal with boron at high temperature and high pressure from Fe-Ni-C-B system.

1前言石墨转变为金刚石是碳的同素异构体转变，由于触媒的参与使之合成压力与温度大幅度降低。

By the time of its fall, most of the prisoners were writers who had written against the corruptions of the government.

到它被攻陷的时候，里面多数的犯人是写了反对政府贪污文章的作家。

The most obvious variation to ovum morphological character was that the color was changed from light green to sepiaceous in embryonic development, and all the ovums were almost hatched after 96h.

在胚胎发育过程中卵的形态特征最明显的变化是颜色从淡绿到深褐色，卵在发育96h后卵基本全部孵化。