查询词典 nonmetallic

A toxic nonmetallic element related to sulfur and tellurium; occurs in several allotropic forms; a stable gray metallike allotrope conducts electricity better in the light than in the dark and is used in photocells; occurs in sulfide ores.

有毒的非金属元素，有多种同素异形体，稳定且有金属特性的灰色同素异形体用于光电池，其在亮处的导电性比在暗处好，见于硫化物矿石中。注意，注意力集中

A toxic nonmetallic element related to sulfur and tellurium; occurs in several allotropic forms; a stable grey metallike allotrope conducts electricity better in the light than in the dark and is used in photocells; occurs in sulfide ores as pyrite

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The major metallic minerals and also the major gold carrier minerals are arsenopyrite and pyrite. The nonmetallic minerals are quartz and carbonate mineral.

主要的金属矿物为毒砂、黄铁矿，同时也是主要的载金矿物；非金属矿物为石英、碳酸盐矿物。

The major metallic minerals and also the major Gold carrier minerals are pyrite and arsenopyrite. The nonmetallic minerals arc quartz and carbonate mineral.

主要金属矿物为黄铁矿、毒砂，同时也是主要的载金矿物；非金属矿物为石英、碳酸盐矿物。

Any of a group of five chemically related nonmetallic elements including fluorine, chlorine, bromine, iodine, and astatine.

酰亚胺源自氨的一种化合物，含有与一个二价酸基或者二个一价的酸基结合的氨基

Any of a group of five chemically related nonmetallic elements including fluorine,chlorine,bromine,iodine,and astatine.

锕类任何化学性质相似，原子序数在89与103之间变化的放射性元素

Inorganic chemistry, Organic chemistry, Analytical chemistry, Physical chemistry, Materials introduction, Research method and characterization technique of materials, Physical chemistry of inorganic nonmetallic materials, Solid state physics, Petrography of silicate materials, Inorganic nonmetallic materials science, Thermotechnical element and instrument, Electrical materials, Jewel and bowlder, etc.

无机化学、有机化学、分析化学、物理化学、材料导论、材料的研究方法及测试技术、无机材料物理化学，固体物理、硅酸盐岩相学、无机非金属材料学、热工基础与设备、电子材料、宝玉石学等。

A rubber composition for a tire improving friction performance on ice, comprising 0.5 to 20 parts by weight of a nonmetallic fiber having an average fiber diameter of 1 to 100 μm and an average fiber length of 0.1 to 5 mm, and 0.5 to 30 parts by weight of a filler having at least 2 projections and an average length of the projections of at least 10 μm based on 100 parts by weight of a diene rubber, and a pneumatic tire comprising the same.

提供了一种改善冰上摩擦性能的轮胎用橡胶组合物，以及含有该橡胶组合物的充气轮胎。一种轮胎用橡胶组合物，以100重量份的二烯橡胶为基准，还含有0.5～20重量份平均纤维直径为1～100μm并且平均纤维长度为0.1～5mm的非金属纤维，以及0.5～30重量份的具有至少2个突起并且平均突起长度至少为10μm的填料，以及一种含有该橡胶组合物的充气轮胎。

A nonmetallic univalent element; usually a yellow irritating toxic flammable gas; a powerful oxidizing agent; recovered from fluorite or cryolite or fluorapatite.

一种非金属单价元素，通常为黄色的刺激性有毒易燃气体，氧化性极强，从萤石、冰晶石或氟磷灰石中回收。

Dalian University of Technology,Dalian 116024, China）Abstract: To accurately analyze the eliminative effect of high frequency electromagnetic field on the nonmetallic inclusions in liquid metal, the electromagnetic eliminating experiments were made with 100, 50 and 10 μm primary Si produced by Al-Si alloys with Si content of 18%, 12.6% and 10% respectively, and was used to simulate the nonmetallic inclusions.

摘 要：为了更准确地分析高频交变电磁场对金属熔体中的非金属夹杂物的去除效果，分别利用硅含量为18%、 12.6%和10% 3种铝硅合金所生成的尺寸为100、 50和10 μm的硅块来模拟非金属夹杂物以进行电磁净化实验研究。

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。