Reference material

英语例句库

I scanned through the reference materials.

我浏览了一遍参考资料。

The 2,6 dipicrylamino 3,5 dinitro pyridine(PYX)pureness reference material had been certificated by potentiometric method.

用电位滴定法对2，6-双（苦氨基）-3，5-二硝基吡啶（PYX）标准物质的纯度进行测定。

A reference material for calibrating and verifying the calorimeter of propellant explosion heat is composed of nitrocellulose(NC),nitroglycerine(NG),centralite and vaseline.

采用硝化棉、硝化甘油、中定剂和凡士林为火药爆热热量计检定用标准物质的组成成分,通过生产工艺优化制备出该标准物质。

This method was applied to the determination of a ferroniobium certified reference material and the results compare favourably with the certified values.

用本法测定一铌铁标样，测定值与认定值相吻合。

Certified reference material of the high-purity silicasol was prepared by removing impurity ions from the high purity silicasol according to the ion exchange resin.

采用离子交换法实现了高纯硅溶胶主成分与众多杂质离子的分离,并制备了高纯硅溶胶标准物质。

原声例句

历年英语六级听力真题（含译文）

There would also be a library for research documents and reference material.

同时还会有一间书房，用来存放研究文件和参考材料。

剑桥雅思听力全真试题 6

The centre has a lot of reference materials and staff qualified to give guidance on a one-to-one basis.

中心有很多参考资料而且有资质的员工会为你提供一对一的指导。

剑桥雅思听力全真试题 6

The centre has a lot of reference materials and staff qualified to give guidance for you one to one basis.

中心有很多参考资料而且有资质的员工会为你提供一对一的指导。

Veritasium真理元素

[Derek] NIST has been making these standard reference materials for over a century.

- [Derek] NIST 制作这些标准参考材料已有一个多世纪了。

PTE_WDF

454. We no longer respond to any reference material requests.

我们不再回应任何参考材料的要求。

Veritasium真理元素

NIST is preparing to launch its first living standard reference material next year.

NIST 正准备于明年推出其第一份生活标准参考材料。

剑桥雅思听力全真试题 6

Not in terms of their facilities, access to online Databases and the Internet is available at both sites and each site has a range of reference materials on education.

设施上没有区别，都可以进人在线数据库和网络，并且都有很多教育类参考资料。

透视百科影视类

Since this stuff is so hard to find, Ross keeps folders of all the reference materials he's compiled through the 100-plus movies he's worked on.

由于这些东西很难找到，Ross 保留了他在 100 多部电影中收集的所有参考资料的文件夹。

透视百科影视类

It can be a lot harder to find reference material for more mundane forms of ID, like a driver's license from a specific year and state.

要找到更普通形式的 ID 的参考资料可能要困难得多，例如特定年份和州的驾照。

Veritasium真理元素

[Derek] Identifying dangerous contaminants is a big part of what these standard reference materials are for, which is why they have several types of lead paint or water from a glacier in Greenland.

- [Derek] 识别危险污染物是这些标准参考材料的一个重要部分，这就是为什么他们有几种类型的含铅油漆或来自格陵兰冰川的水。

英语百科

Certified reference materials

A small inland stream forms the source of a natural river water certified reference material

A river water CRM undergoing homogenization and filtration in large plastic stirring and filtration units

A natural river water certified reference material in its polythene bottle after production

Schematic of a balanced nested design for a CRM homogeneity test. Large bottles show packaged individual CRM units; small vials show subsamples prepared for measurement.

Certified Reference Materials (CRMs) are ‘controls’ or standards used to check the quality and metrological traceability of products, to validate analytical measurement methods, or for the calibration of instruments. A certified reference material is a particular form of measurement standard.

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