| 释义 |
chert 英tʃɜːt美tʃɝtAHDchûrt 高COCA⁷⁸⁴⁸¹BNC¹⁰⁴⁵⁸⁴⁺⁶iWeb⁴⁴⁹⁵⁵
基本英英搭配例句例句
n.黑矽石¹⁴;角岩²⁹;燧石⁵⁷形容词cherty
Noun:
variety of silica containing microcrystalline quartzchert aggregate燧石集料
名词100%
用作名词Paleontologists knowchertas a good place to look for fossils.古生物学家以黑硅石为化石采集地点的标志。
Thus we can better understand the deformation ofchertin a highly fluid form这样我们就能更好地理解燧石在高度流体状态时的变形情况。 In limestone of Taiyuan Group, Origin of nodular chert and banded chert is that they had been replaced in diagenesis phase.
太原群灰岩中的燧石结核或条带是在成岩作用阶段经硅质交代成因的。 cnki
In Motuosarla Fe and Mn deposit, the chert mainly distributes in iron ore bed, some on its top and at its bottom, with a relatively stable thickness.
莫托萨拉铁锰矿中硅质岩多分布于铁矿层中，部分分布于铁矿层顶底部位，厚度较稳定。 dictall
The uranium deposit of Silurian age in a certain area is controlled mainly by fracture and morphologically changing parts of uranium bearing siliceous limestone and chert beds.
某地区志留系中的铀矿床，主要受硅灰岩和硅岩含矿层形态变异部位和断裂构造控制。 cnki
If chert does not contain impurities and the age spectrum is very precise, the minimum apparent age in middle temperature may have geochronological implication.
当燧石纯度很高，加热阶段划分得很细时，马鞍形谱线中温区间最小视年龄具有某种年代学意义。 cagsbulletin
Microscopic studies of the kerogen from the chert samples show that the main components of the kerogen are organic fragments and microsome with weak anisotropy.
油浸显微镜下鉴定硅岩中的干酪根组成多为有机质碎片和微粒体，并显示微弱的各向异性。 cnki
Molecular paleontology in thermal chert in Laerma gold deposit shows that the organic precursors intimately associated with gold are marine bacteria and algae.
通过对拉尔玛金矿热水成因硅质岩中分子古生物学的研究，指出硅质岩中与金关系密切的生物母源为海生低等菌藻生物。 cnki
The non- reactive feature of Qixia chert result from its asphalt content, which restricts the alkali- aggregate reaction.
这种燧石非活性特征是由于其含有沥青质之故，沥青质的存在抑制了碱-集料反应的进行。 cnki
This valued rock, often chert or obsidian…
这是很有价值的石块，如黑耀石或者燧石… engxue.com
Thus we can better understand the deformation of chert in a highly fluid form.
这样我们就能更好地理解燧石在高度流体状态时的变形情况。 bab
Chert with good abrasion is the major content in conglomerate, and diamonds are contained in it generally.
砾岩主要砾石成分为燧石，磨圆度较好，普遍含金刚石。 chemyq
Chert nodule beds are provided with three-dimensional space net work.
燧石结核层具三维空间网络； cnki |