Five series ductile iron elements of hyper eutectic, hypo eutectic, eutectic have been tested using color metallograph method.
利用彩色金相对过共晶和亚共晶球铁磨球五组试样进行了试验对比。
The lunar soil (regolith) contains iron, aluminum, calcium, silicon, titanium, and oxygen, as well as trace amounts of lighter elements such as carbon, sulfur, and nitrogen.
月球的土壤(风化层)含有铁、铝、钙、硅、钛和氧等元素，此外还发现有大量较轻元素如碳、硫和氮等。
Unlike most supernovae, this one spewed lots of elements far heavier than iron, including radioactive thorium and uranium.
这颗晕星不同于大多数超新星，它吐出的许多元素比铁还重，其中包括放射性钍和铀。
Now in this particular reaction, I've got hydrogen gas, iron solid. Those already are elements in their most stable forms at room temperature and pressure.
特定的反应中，我有氢气，固态铁，这些都已经是，处于室温和常压下，最稳定的元素单质。
Carbon, oxygen, iron, and the like had to wait for stars-especially the massive ones-to form and create heavier elements via nuclear fusion.
碳，氧，铁等等元素(尤其是重元素)要等恒星形成后在其漫长的核聚变中产生。
These symbols have been in use since the Renaissance [1] also denoting elements in alchemy, specifically the metals iron and copper.
文艺复兴以来这些符号就在炼金术中得到使用，表示某种元素，特别是金属铁和铜。
Heavy elements are equally essential for life: Witness the oxygen we breathe, the calcium in our bones, the iron in our blood.
重元素同样是生活的必需品：其证据是我们呼吸的氧气、我们骨骼中的钙、我们血液中的铁。
Mineral compounds are made of elements such as sulphur, phosphorus, iron, potassium, sodium, and calcium.
无机化合物是由诸如硫、磷、铁、钾、钠和钙等元素组成。
Iron is one of the largest elements in the earths crust as well as it is highly active metals.
铁是地壳中含量最多的元素之一，同时它也是氧化还原性很强的活泼金属。
The material that is loaded into an electric furnace that will melt into a composition that will produce a stainless molten product. Normally recycled scrap, iron, and alloying elements.
把材料放进电炉里，材料会熔化成合成物，这个合成物可以制成不锈钢熔铸产品。通常是可以回收利用的废料、铁及合金元素。
The study incorporates materials including iron and blued steel, contrasting with the more organic elements of housing such as the old stone and whitewashed walls.
工作室组合的材料包括铁和蓝钢，和房屋更有机的元素如旧石和粉刷墙形成对照。
Its composition containing: organic humus and nitrogen, phosphorus, potassium, calcium, magnesium, sulfur and iron, copper, zinc, boron, molybdenum and other trace elements.
它的成份含﹕有机腐殖质和氮、磷、钾、钙、镁、硫及铁、铜、锌、硼、钼等多种微量元素。
Nonferrous Metal elements other than iron called nonferrous metals .
有色金属元素不同于称为铁的有色金属。
Almandine being red-brown rhombododecahedron consists of iron, aluminium and silicon, containing trace elements of calcium and magnesium.
铁铝榴石呈红褐色，菱形十二面体晶形，化学成分以铁、铝、硅为主，含钙、镁等微量元素。
From the picture is not difficult to find it strange places, that is, the spring of bloodred imagination, like hell, and this red from water contains all elements of iron.
从图上不难发现它的奇特之处，那就是泛着血红色的泉水，好似想象中地狱的景象，而这种红色全得益于水体中富含的铁元素。
However, the pyrite cinder, a resource that can be reused, contains 20 percent to 60 percent iron and small amount of valuable elements, such as copper, zinc, and trace gold and silver.
而烧渣中一般含铁20% ~ 60%，以及少量铜、锌和微量金银等有价值元素，是一种二次资源。
Compounds containing iron, palladium, platinum, and the rare-earth elements exhibit strong paramagnetism because they have atoms with some incomplete inner electron shells.
含有铁、钯、铂和稀土元素的化合物呈现强顺磁性，因为这些元素的原子有不完全的内电子壳层。
Reasonable alloy elements could improve mechanical properties of the Bainite ductile cast iron.
合理加入合金元素有利于提高贝氏体球铁的性能。
Seabed manganese nodules contain a great deal of metallic elements such as manganese, iron, copper, cobalt and nickel, and they were thought as an important substitute resource for land ore.
海底锰结核中含有大量的锰、铁、铜、钴、镍等金属元素，被公认为是一种重要的陆地矿产替代资源。
The content of iron and other elements in different cooking utensils in different condition has been determined with flame atomic absorption spectrophotometry.
应用火焰原子吸收光谱法测定了各种条件下不同炊具中铁元素和其它元素的含量。
The rusting of iron is the slow chemical combination of the elements of iron and oxygen in moist atmosphere.
铁生锈是铁和氧元素在潮湿大气中的一种缓慢的化学结合。
By analyzing the forming condition of D-type graphite cast iron, the paper describes the influence of trace alloy elements on the structure and property of D-type graphite cast iron.
通过对D型石墨铸铁认识过程和形成条件的分析，阐述了微量合金元素对D型石墨铸铁的组织和性能的影响，对于提高铸铁的性能具有一定的指导价值。
Steel is composed of iron and a number of other elements.
钢是由铁和其它一些元素组成的。
Zinc is one of the most plentiful trace elements in the body, second only to iron.
锌是其中最丰富的微量元素在人体中，仅次于铁。
Zinc is one of the most plentiful trace elements in the body, second only to iron.
锌是其中最丰富的微量元素在人体中，仅次于铁。
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