查询词典 metallic element

A light silver-white ductile bivalent metallic element; in pure form it burns with brilliant white flame; occurs naturally only in combination (as in magnesite and dolomite and carnallite and spinel and olivine).

轻而软的银白色二价金属元素，纯净状态下燃烧会发出明亮白光，仅天然存在于化合物中（如菱镁矿、白云石、光卤石、尖晶石、橄榄石）。

A soft silvery white toxic metallic element used in steel alloys; it occurs in several complex minerals including carnotite and vanadinite.

一种软质的银白色有毒金属元素，用于钢合金，存在于许多复合矿物中，包括钒钾铀矿和钒铅矿。

A soft silver-white or yellowish metallic element of the alkali metal group; turns yellow in air; occurs in celestite and strontianite.

一种软质的银白色或淡黄色碱金属元素，在空气中变黄，见于天青石和菱锶矿中。

"It is the most abundant metallic element in Earth's crust, chiefly in bauxite, feldspars, mica s, clay minerals, and laterite. It also occurs in gemstones, such as topaz, garnet, and chrysoberyl; emery, corundum, ruby, and sapphire are crystalline aluminum oxide."

为地壳中丰度最高的金属元素，多存在于铝土矿、长石、云母、黏土等矿物和砖红壤中，也存在于宝石之内，如黄宝石、红宝石及金绿宝石；而刚玉金刚砂、深红宝石及蓝宝石则为晶透的氧化铝。

"It is the most abundant metallic element in Earth's crust, chiefly in bauxite, feldspars, micas, clay minerals, and laterite. It also occurs in gemstones, such as topaz, garnet, and chrysoberyl; emery, corundum, ruby, and sapphire are crystalline aluminum oxide ."

为地壳中丰度最高的金属元素，多存在于铝土矿、长石、云母、黏土等矿物和砖红壤中，也存在于宝石之内，如黄宝石、红宝石及金绿宝石；而刚玉金刚砂、深红宝石及蓝宝石则为晶透的氧化铝。

A soft gray ductile metallic element used in alloys; occurs in niobite; formerly called columbium.

一种灰色金属元素，软质，易延展，用于合金中，见于铌铁矿，以前称作钶。

It is a metallic element that is found in the crust of Earth.

这是一种金属元素，是在地壳中。

It is unlikely that they will deplete the soil of iron, as iron is the most abundant metallic element in it.

至于说这种稻株会耗尽土壤中的铁更是不可能的，因为铁是地球上最丰富的金属元素。

A soft silver-white ductile metallic element; the most electropositive and alkaline metal .

一种质地柔软的银白色韧性金属元素，是最具正电性与碱性的金属。

A hard gray lustrous metallic element that is highly corrosion-resistant; occurs in niobite and fergusonite and tantalite.

一种坚硬有光泽的灰色金属元素，抗腐蚀性极强，见于铌铁矿、褐钇铌矿和钽铁矿中。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。