In fact, 24 per cent of our galaxy elemental mass consists of helium, which makes it the second most abundant element in our universe.
事实上，银河系中24%的元素质量是由氦组成的，这使它成为宇宙中第二丰富的元素。
Listing 24 shows a template to process only the first element in the XML document.
清单24展示了只处理XML文档中第一个元素的模板。
The DOM interface starts to get a little messy when I create a new element to wrap non-whitespace text content (lines 16-24).
当我创建一个新元素来包装非空白的文本内容(第16 - 24行)时，DOM接口开始有点杂乱。
Once the new element is created I can just create and add a text node to wrap the content String, and then replace the original text node with the newly created element (lines 22-24).
一旦创建了新元素，我只要创建和添加文本节点来包装内容String，然后用新创建的元素来替代原始文本节点(第22 - 24行)。
But that ranges from nearly 24 years lost because of lead in industrial wastewater to just under three years lost from hexavalent chromium, the carcinogenic form of the element, from tanneries.
但DALY是有幅度的，从工业废水中的铅导致的接近24年到鞣革厂的致癌六价铬导致的接近3年不等。
The rotation of the measuring element (35) is analyzed based on the subsiding behavior thereof after the drive magnet (24) is switched off.
测量元件（35）的旋转是在驱动磁体（24）被切断后衰减特性的基础上分析的。
To this end, the front surface (21) surrounding the container opening and on which the closing element is arranged comprises a recess (24, 25).
为此，环绕着容器开口的端面(21)具有一个凹陷(24、25)，所述封闭元件平放在该端面上。
But its format wasn't the only eyebrow-raising element "24" brought to the screen.
但《24小时》的叙事模式不是它冲击屏幕的唯一元素。
A cutting element (20) includes a layer (23) of integrally bonded superabrasive particles disposed over a substrate (24).
切削元件(20)包括设置在基底(24)之上的整体结合的超级磨料颗粒层(23)。
Chromium: Metallic chemical element, one of the transition elements, chemical symbol Cr, atomic number 24.
铬：周期表VIb族金属化学元素，是过渡元素元素之一，化学符号Cr，原子序数24。
The design of a 24-element linear antenna array is presented.
提出了一种改进的遗传算法及其目标函数模型。
The design of a 24-element linear antenna array is presented.
提出了一种改进的遗传算法及其目标函数模型。
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