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- Mercury is one of the primary metal elements which are harmful to the environment.Spectrochemical analysis is the main technique of mecury detection. 汞是对环境有害的主要金属元素之一,汞的检测非常重要,光学光谱法是其主要的检测方法。
- Lead is one of the primary metal elements which is harmful to the environment.Spectrochemical analysis is the main technique of lead detection. 摘要铅是对环境有害的主要金属元素之一，铅的检测非常重要，是其主要的检测方法。
- Its comprehensive coverage focuses on all areas of nonferrous metal production, including extraction, primary metal production, manufacturing, recycling, and disposal of nonferrous metal wastes. 它的广泛报导集中在全范围的有色金属生产，包括提取、原生金属生产、制造、有色金属废物回收和处置。
- SFU Business provides customized MBA programs at sites around BC in partnership with major industrial employers including Alcan Primary Metals, Teck Cominco, Wey... 空间飞行器业务提供个性化的MBA课程在公元前各地与各主要工业雇主包括阿尔坎初级金属，特克科明科公司，惠好，和高地山谷铜矿。
- Calactic Chemical Evolution of Primary Metal Elements: an Analytical Model 元素星系化学演化的分析解
- The disease is still in its primary stage. 这疾病仍然在初发阶段。
- On the Solidus of Primary Metallic Solid Solutions 初级金属固溶体的固相线
- The little boy left primary school at eleven. 这个小男孩十一岁时小学毕业。
- Sure. We are friends since primary school. 当然，我们从小学就是朋友了。
- I started primary school when I was 5 years old. 我五岁时开始读小学。
- A primary cause of Tom's failure is his laziness. 懒惰是汤姆失败的主要原因之一。
- Primary school teachers use a lot of visual aids. 小学教师使用大量的视觉教具。
- Love and hatred are primary emotions. 爱和恨是基本的情感。
- The Democratic primary was held this month. 民主党候选人初选於本月举行。
- Primary education comes under the umbrella of local government. 小学教育受地方政府的保护。
- He only accepted the primary education off and on in his childhood. 他小时候只断断续续地接受过初等教育。
- The primary reason for advertising is to sell more goods. 做广告的根本目的是要多出售货物。
- Collins was nosed out by his opponent in the primary. 柯林斯在初选中就被他的对手击败了。
- Not derived from something else; primary or basic. 基本的不是从它物派生的; 原本的或基本的
- We lost the New Hampshire primary. 我们在新罕布夏州的初选失利了。
