The magnesia-hercynite refractories were prepared with magnesia and hercynite by sintering process.
以铁铝尖晶石和镁砂为原料,采用烧结法制备了氧化镁铁铝尖晶石耐火材料。
A fire-resistant stone, such as certain sandstones.
耐火岩石耐火石，例如某种沙石
A volcano shoots out flame and rocks.
火山喷出火焰和岩石。
An igneous rock consisting chiefly of pyroxene and nepheline.
霞岩主要由辉石和霞石组成的火成岩
dolomite refractory
白云石质 耐火材料
dolomite magnesite refractory
白云石 镁质 耐火材料
magnesite dolomite refractory
镁质白云石耐火材料
dolomite-magnesite brick
白云石-镁质耐火砖
refractory stone
耐火材料结石(玻璃缺陷)
fragments of(esp volcanic)rock fused together in a mass
（尤指火山岩的）集块石.
Fire-proof material with bauxite, silica, stone lined, Gaolu: ciqiu, Gaolu: refractory with bricks, tiles and refractory characteristics of old material.
耐火材料有铝矾土、石、石、铝瓷球、铝耐火标砖、异型砖和耐火浇注料等。
The pyroclastic rock fragments comprise quartzite, schist, gneiss, basalt, andesite, rhyolite and quartz.
火成岩的碎块成分主要为石英岩、岩、麻岩、武岩、山岩和流纹岩.
Crystal Optics and Igneous Petrology
晶体光学与火成岩岩石学
An igneous rock consisting chiefly of pyroxenes.
辉岩主要由辉石组成的一种火成岩
A dark igneous porphyry embedded with feldspar crystals.
暗玢岩嵌有长石晶体的黑色火成斑岩
This rock type originates in the magma chambers that underlie volcanoes.
这种岩石源自火山底下的岩浆库。
The fiery depths of this volcano harbor four gold rocks.
这个港口水深火热的四金火山岩石.
Their original rocks are volcanic rocks, epicontinental clastic sedimentary rocks, and ophiolite of volcanic and island arc tholeiitic series or calcium alkali series.
其原岩岩石类型有火山岩，陆缘碎屑沉积岩，火山、岛弧拉斑系列或钙碱系列火山岩、蛇绿岩等。
A light-colored volcanic rock composed largely of feldspars.
响石，响岩大部分由长岩组成的淡色的火山岩