critical materials

For example, how do unbalanced bilinguals get access to the conceptual store in their second language ( L2)? In addition, most previous studies take concrete words as the critical materials, and studies on abstract words are quite rare.

例如，双语发展不平衡的双语者，其第二语言是如何通达概念表征的呢？而且，此前大部分研究都以具体词为关键材料，对抽象词的研究甚少。

The ultra high pure hydrogen peroxide is one of the critical chemical materials for wet chemical process in the microelectronic industry.

超高纯过氧化氢试剂是微电子材料加工必需的关键电子化学品。

The stainless steels and high nickel corrosion resistant alloys are critical engineering materials.

不锈钢和高镍耐蚀合金是重要的耐蚀材料。

As critical materials used in polymer lithium-ion battery ( PLB), Polymer electrolytes affect the performance of batteries directly but decide the process for PLB manufacturing.

聚合物电解质是研发聚合物锂离子电池的关键材料，它们不但直接影响电池的性能而且也决定了聚合物锂离子电池的生产工艺。

A new kind of method for studying critical materials-electron backscatter diffraction ( EBSD ) analysis technology was introduced.

介绍了一种新型的晶体材料研究方法 —— 电子背散射衍射 分析技术 .

The microstructure of metallic materials is formed during the process of smelting, casting, forming and heat treating, in which forming and heat treating are critical to materials' microstructure and properties.

金属材料的微观组织是在冶炼、铸造、成形加工、热处理工艺过程中形成的，而成形加工及热处理对其最终微观组织结构及其性能起着至关重要的作用。

The international mission to get rid of Syria's chemical weapon says it is unlikely to meet the December 31st deadline to transport the most critical materials out of country.

负责清除叙利亚化学武器的国际使团表示，目前来看，在12月31日最后期限前将大部分关键物料运出叙利亚不太可能。

As one of the critical and competing materials in national economy and defense, fiber reinforced polymer composite has been most developed and widely used.

复合材料是当今国民经济和国防建设显示竞争优势的重要材料，其中纤维增强聚合物基复合材料发展最为完善、应用最为广泛。