导致一种新物质生成的任何变化是化学变化。
Any change that results in forming a new substance is a chemical change.
每当发生化学变化时，就有一种新的物质生成。
Whenever a chemical change takes place , There is a new substance formed .
通过化学反应从别的物质生成或得到(某种化合物)。
To produce or obtain (a compound) from another substance by chemical reaction.
伤口愈合的第一个阶段，受损区域的炎症反应刺激一种叫做胶原蛋白的物质生成。
During the first stage of wound healing, inflammation around the damaged area stimulates the production of a substance called collagen.
除此之外，将天然生成的物质加热转化的过程也是如此。
Apart from that, the process of heating up naturally occurring materials to transform them is the same.
作为该计划的一部分，美国交通安全部此前订购了150台新型的全身扫描仪。与金属探测器不同，这种扫描仪可以针对多种物质进行扫描，并且生成乘客身体的详细扫描图像。
As part of that initiative, the TSA previously ordered 150 new full-body scanners that, unlike metal detectors, scan for a range of substances and produce a detailed scan of the passenger's body.
他们在9个美国城市里的45个地点进行调查，收集莲蓬头内生成的生物膜的样本，分析这些生物膜中包含的遗传物质。
They took samples of the biofilm that builds up inside showerheads from 45 sites in nine American cities and analysed the genetic material which it contained.
他们认为一种叫做抗体酶的物质可能利用HIV的这一弱点将其攻陷，这种抗体酶是人体自然生成的，如狼疮患者。
They believe this weakness can be exploited with something called an abzyme —which is naturally produced by people, like lupus patients.
这使得“空”间变得热闹非凡：粒子和它们的反物质（译者注：是一种能量）匆忙进出于“空”间，存在或消失（译者注：从粒子变成能量, 或由能量生成粒子）。
This makes the void fizz with activity, as particles and their antimatter counterparts zip in and out of existence.
我们有两种物质反应生成另外的物质，或双分子的物质，等等。
And we have two species reacting to form another species, or bimolecular stuff, et cetera.
鸡蛋里富含矿物质锌，而锌能够生成白细胞，因而在让你保持强大免疫力方面发挥着重要作用，因此要多吃鸡蛋。
Eggs are rich in the mineral zinc, which plays an important role in keeping your immunity strong by generating white blood cells.So eat more eggs.
据观察，新生成的蛋白质有所增加，而其它一些物质的生成却减少了；这些变化影响着心脏的血流量与电导活动。
The production of some proteins increases while others are throttled back; these changes affect the flow of blood and electrical activity.
这些致癌物质与加热的温度和烹调的时间有着密切关系，温度越高，生成的致癌物就越多。
And between the temperature and the amount of time that it takes to cook, these carcinogens form. The higher the temperature, the more they form.
另一些物质看起来是经过极冷表面的化学反应生成的。
Other minerals look like what is produced by chemical reactions that occur on very cold surfaces.
这两种被称为“玻璃粉”的氨基酸物质压缩时可以形成蛋白质，并形成用于帮助细胞生成黏膜屏障的化学物质。
These are amino acids, the "beads" that form proteins when strung together, and chemicals needed to allow cells to create a membrane barrier.
在视网膜中也能发现这些感光物质。它们能迅速刺激皮肤黑色素的生成，保护人体不受太阳光线的伤害。
These light receptors - which are also found in the retina of the eye - immediately prompt the release of melanin, the body's own form of sun protection.
鸡蛋中含有半胱氨酸，硫，卵磷脂，氨基酸和黄体素，这些物质可以防止生成白内障。
Eggs contain cysteine, sulfur, lecithin, amino acids and lutein. These also protect eyes from developing cataracts.
橄榄岩像玄武岩一样和二氧化碳饱和溶液发生化学反应后能迅速生成矿物质，其中一些含有碳。
Like basalt, peridotite chemically reacts with carbon dioxide-saturated water to quickly form minerals, some of which contain carbon.
再来就是，这种微生物还有助于一种能杀死致病细菌的化学物质的生成。
Finally, it helps produce a chemical that kills disease-causing bacteria.
结果，生成的分子基本是是一种纯的而合成的合成氢类物质，与通用柴油的化学性质完全相同。
The result is a molecule that's basically a pure—but synthetic—hydrocarbon, which means it's chemically identical to regular diesel.
线粒体功能不良的测定，是通过计算当他们转录自身dna密码到生成必须物质，如蛋白，发生错误的数量。
Mitochondrial dysfunction is measured by counting the number of mistakes they make when they transcribe their DNA code to make essential materials like proteins.
暴露在生成波的阳光下，通过化学反应改变分子能形成许多营养，创建身体需要来维生的物质。
There are many nutrients that can be formed due to exposure to the sun which generates waves that alter molecules through chemical reactions creating substances that the body requires to subsist.
该研究小组发现石油炼制过程中有一种名为环戊烯的副产品，它和某种聚合物结合后能生成一种非常类似于天然橡胶的物质。
The research team discovered a by-product of the oil refining process called cyclopentene. This was combined with a polymer to make a substance very similar to natural rubber.
野生大马哈鱼和核桃中富有欧米茄3型不饱和脂肪酸，这种物质能预防生成皱纹的皮肤炎症。
Omega-3 fatty acids like wild salmon and walnuts that fight wrinkle-causing inflammation.
富含有机质的烃源岩为油气的生成提供了物质保障；
Material security has been offered from hydrocarbon source rock of containing organic matter for the generation of oil and gas.
你是否认同人生成就里其中最重要的部份包括获得物质的满足？
Do you think that some of the most important achievements in life include acquiring material possessions?
这个生物质是在一个连续的分解状态下，最后生成了一种半稳定的物质叫做腐殖质。
This biomass material is in a continuing state of decomposition, ultimately becoming that semi-stable material called humus.
这个生物质是在一个连续的分解状态下，最后生成了一种半稳定的物质叫做腐殖质。
This biomass material is in a continuing state of decomposition, ultimately becoming that semi-stable material called humus.
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