The invention of the wheels, the introduction of steam engine, the use of electricity, all these have changed the lives of millions of people, but the pen has done more.

Suzzane will make an introduction of these traditional foods and tell you what they meant to the American Indians hundreds of years ago.

苏珊娜将对这些传统食物做一个介绍，并告诉你几百年前它们对美洲印第安人意味着什么。

There was a literal introduction of this company.

这里有这家公司的书面介绍。

The introduction of this book was written by a certain professor.

此书由某教授导读。

The club is planning a public debate on 'This house believes that journalism has not gained from the introduction of new technology'.

该俱乐部拟就“我方辩手认为新闻报道并没有从新技术中获益”一题进行一次公开辩论。

Painful typhoid injections are a thing of the past, thanks to the introduction of an oral vaccine

自从发明了口服疫苗后，令人痛苦的伤寒疫苗注射就成为了过去。

A prolonged drought had necessitated the introduction of water rationing

由于持续干旱，用水需要实行配给了。

He said the introduction of market discipline to the economy was not a magic cure-all for its problems

他说把市场规范引入该国经济，并不是解决其经济问题的灵丹妙药。

Millions of words have been written about the introduction of the euro

有关采用欧元的文章已经有很多。

Multi-element Determination in Soil by ICP-AES with Powder Sample Introduction

粉末进样感耦等离子体发射光谱法测定土壤中多元素

A new sample introduction technique in gas chromatography-on-column thermal desorption modulation

气相色谱分析中样品引进的新技术&柱上热解吸调制

A Micro Sample Introduction System for Determination of Volatile Elements by MIPAES

用改进的MIPAES微量进样系统测定易挥发元素

Studies on Fabrication and Sample Introduction Techniques for Microfluidic Chips

微流控芯片加工和试样引入技术的研究

To detect copper in soil by FAAS-suspension sample introduction technique.

应用悬浮液进样火焰原子吸收光谱法，成功地测定了土壤中的铜。

Studies on Microfluidic Sample Introduction Systems with Sampling Probes

基于取样探针的微流控试样引入系统的研究

The Development and Applications of Slurry Nebulization Sample Introduction Techniques in ICP-AES

悬浮液直接进样技术在ICP-AES中的应用与进展

Microfluidic Chip Based Capillary Electrophoresis System Integrated with Micropump for Sample Introduction

集成试样引入微泵的微流控芯片毛细管电泳分析系统

Diffusion method, was suggested as a sample introduction means in HPCE.

本文提出了用扩散作为高效毛细管电泳的进样方法。

The Development of a Compact Microfluidic Chip Analyzer with Continuous Sample Introduction

小型可连续进样微流控芯片分析仪的研制

Study on Sample Introduction Techniques for Special Samples in Gas Chromatographic/ Mass Spectroscopic Analysis

特殊样品预处理与气相色谱/质谱在线联用技术

The operating conditions for micropump and sample introduction system were optimized.

通过实验优化了微泵和试样引入系统的工作条件。