Cobalt is a metallic element, atomic number 27 in the period table.

钴是属元素，原子序数是27。

It identified several different metallic elements, including iron, nickel, magnesium and aluminum.

它鉴定出几种不同属元素，包括铁、镍、镁和铝。

Silver is one of the few metallic elements that occurs naturally as the metal in nature.

银是少数几种自界中以属形式自属元素之一。

Following renovation work during the 20th Century, certain metallic elements were removed from the famous French landmark and have been carefully preserved ever since.

经过20世纪翻新工程，某些属元素被从这个著名法国地标上移除，并被小心翼翼地保了下来。

No substance has perhaps been as constant an ally to insidious scheming as arsenic, the so-called " king of poisons." It's a naturally occurring, widely distributed metallic element.

也许没有一种物质像砷一样，是阴险阴谋忠实盟友，砷被称为“毒药之王”。它是一种自、分布广泛属元素。

The abundance ratio serves as a crucial indicator of a star's chemical composition, typically expressed as the logarithm of the ratio between two metallic elements in the star relative to their abundance in the Sun.

丰度比作为恒星化学组成一个关键指标，通常表示为恒星中两种属元素丰度比相对于太阳中这两种元素丰度比对数。