billitonite是什么意思

网络释义

用法例句

The contents of trace elements of glassy meteorites in Bobai, Tianyang and Baise of Guangxi Province have been determined using neutron activation analysis.

采用中子活化方法测定了广西博白、田阳、百色玻璃陨石的微量元素质量分数 ,结果表明广西玻璃陨石的化学组成与东南亚澳大利亚散落区玻璃陨石相似 ,判断为同一事件的产物。

Their basic characteristics are similar to those of the tektites from China ′s Hainan Island and Leizhou Peninsula as well as from Indonesia and Australia,all belonging to the products of the meteorite impact event in East Asia Australia disseminating region.

研究了近年来在广西贵港、横县、平果和靖西等地相继发现的玻璃陨石，经测定，其裂变径迹年龄为０。

14′E , water depth 2 037 m), northern South China Sea, and microtektite, planktonic foraminifera and stable isotope analyses were performed in order to evaluate the effect of the mid-Pleistocene impact on microplanktonic communities and environment.

4 m层段的 2 8个沉积物样品进行了微玻陨石、浮游有孔虫及其同位素分析 ,以评估中更新世撞击事件对环境的影响。

Total 46 sediment samples were collected for microtektite analysis from a 51 cm-thick section between 115.

ODP1146B孔位于南海北部陆坡,从孔深115 58～116 09mcd之间厚51cm层段中采取沉积物样品46个,进行了微玻陨石分析。

The gemmological property, the potential ability of market exploiting and formation of natural tektite are described in the paper.

阐述了天然玻陨石的宝石学特征及成因 ,认为天然玻陨石中强的内应力是产生其较大脆性的可能原因。

PHYSICAL PROPERTIES, MAJOR ELEMENT COMPOSITION AND COMPLICITY OF PARENT MATERIAL OF MICROTEKTITES FROM ODP CORE 1144

南海ODP1144孔微玻璃陨石物理化学性质及母源物质的复杂性

a mineral form of vitreous or glassy silica; formed by the melting of quartz sand (as by lightning or a meteorite).

一种玻璃质或象玻璃的硅石矿物，由在闪电或陨星的作用下熔化的石英砂构成。

alexandrite glass

金绿宝石玻璃，变石玻璃

A diamond, my eye!That's glass.

钻石，瞎扯！那是玻璃。

The rock was covered with grass.

石头还用玻璃罩着。

refractory stone

耐火材料结石(玻璃缺陷)

a diamond pencil

(割玻璃用的)钻石刀

quartz glass pyrheliometer

石英玻璃太阳热量计

mould for glass paving stones, bricks or flags

型模,用于玻璃铺地石,砖或石片

drilling machine, for working stone ,cold glass, gems

石料、冷玻璃、宝石加工用钻机

A clear, colorless opal.

玻璃蛋白石一种透明、无色的蛋白石

carving machine for working stone, cold glass, gems

用于石料、冷玻璃、宝石加工雕刻机

Grow Diamond Film on Quartz Glass Using MPCVD;

在石英玻璃上MPCVD制备金刚石薄膜

of or pertaining to certain stony meteorites.

有石陨石或由某种石陨石组成的。

He who lives in glass house shall not throw stone .

自己身住玻璃屋，休向他家扔石头。

mould (excl. of graphite or other carbon) for glass

玻璃模（石墨或其他碳模除外）

colorless glass made of almost pure silica.

无色玻璃，用近乎纯净的硅石制成。

Vitreous rocks are hard and shiny.

玻璃状的岩石坚硬而晶莹闪光。