非金属

An ablative cooling design depends on non-metallic materials developed specifically for that application.

1烧蚀冷却的设计，取决于非非金属材料专门为该项申请。

The outer, non-metallic layers of the planet form what are known as achondrite stony meteorites, and there is a separate class of stony-irons that come from the boundary between inner core and outer layer.

位于行星外部的非金属层形成无球粒陨石石质陨石，在内核和外层之间还存在有一层独立的石质铁层。

Chemical stability and being acidproof and acidoxidation.

产品属于非金属类产品，耐酸耐氧化，化学稳定性好。

I would also prefer that they are made out of acrylic like the letters, rather than metal.

并且，我希望用和做字母一样的材料丙烯酸来做，而非金属的。

An algebraic expression consisting of three terms connected by plus or minus signs.

由一个金属离子与两个或两个以上非金属离子构成配位键的过程。

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

Valve body, valve cover, lining, sealing surface such as metallic materials used, as gaskets, packing materials, mainly death metal produced.

阀门的阀体、阀盖、衬里、密封面等常用非金属材料制作，至于垫片，填料主要死非金属材料制作的。

Transition metal borides and inorganic boron-containing compounds, such as TiB〓, BN, B〓C and BP, are one of the most important groups for application in high-temperature performance, electronics and catalysts. Traditionally, they were prepared by high-temperature reactions; however, the products were beyond nanometer scale.

中文题名溶剂热合成硼化物及非金属含硼化合物纳米材料副题名外文题名论文作者谷云乐导师钱逸泰学科专业无机化学研究领域\研究方向学位级别博士学位授予单位中国科学技术大学学位授予日期2003 论文页码总数70页关键词纳米材料硼化物溶剂热合成馆藏号BSLW /2003 /O613 /6 硼化物、非金属含硼化合物功能材料（如硼化钛、氮化硼、碳化硼和磷化硼等）通常具有高硬度、高熔点、机械强度大、高温化学稳定性好等一系列优良性能，有些还具有奇异的光、电、磁、热学性能和催化活性，是一类最富潜力的非氧化物高温结构材料、电子材料和催化材料。

Use: Used in the cutter, glass, pottery, gem, agate, mould, alloy of hardness, part of hardness alloy, instrument, instrument, measuring tool, skeleton and various nonmetal high hard fragile material products, nonmetal processing, suitable for the file and pare the hard material.

用途：用于刀具、玻璃、陶瓷、宝石、玛瑙、模具、硬度合金、硬合金材料的零件、仪器、仪表、量具、骨骼及各种非金属高硬脆材料制品，非金属的加工，适用于锉削坚硬的材料。

In this paper, shearing machine and hammer grinder were combined to pulverize the waste boards, the metal and nonmetal on the PCBs and PWBs can be liberated availably, Then a roll-type corona-electrostatic high-voltage separator are applied to separate the metal and nonmetal, at the same time, A electrostatic separators/sizers is used to separate the mixed metals.

因此，本文采用剪切式旋转破碎机和冲击式旋转磨碎机进行两级破碎，达到金属-非金属充分解离的程度，然后应用辊式电晕-静电复合电场高压电选机，对已破碎的废弃电路板进行金属颗粒与非金属颗粒分选，同时对金属之间的分选进行理论分析和实验研究。

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。