Only by strictly controlling the chemical composition of bearing steel can the structure and hardness of bearing properties be obtained through the heat treatment process.
紫外线辐射可以改变行星大气中的化学成分,或者可能消除这种大气层。
Ultraviolet radiation can modify the chemistry in a planet's atmosphere, or potentially remove that atmosphere.
关键是防止雨水和空气中的化学成分侵入混凝土摊铺机,尽量减少雨中作业。
The emphasis is to prevent the chemical composition of rain and air from the intrusion of the machinery and minimize the operation in the rain.
他的团队一直与茅台合作监测白酒中的化学成分,以改善混合和质量控制。
His team has been working with Moutai to monitor the chemical components in baijiu to improve blending and quality control.
如果我们把水装在一个蓝色的瓶子里,把它放在太阳底下,水中的化学成分也会有所变化。
Leave aside man:if we fill water in a blue bottle and keep it in the sun the chemical composition of the water will change.
世纪初期,NASA发射了Aurora卫星,特地用来追踪大气中的化学成分。
Early last decade, NASA launched the Aurora satellite,which was specifically designed to track the chemical composition of the atmosphere.
如果你的CBC、血液中的化学成分和胆固醇含量都在正常范围内,医生可能不会给你出示一份测试报告。
If your CBC, blood chemistry, and cholesterol results fall within normal ranges, the doctor's office probably won't reach out to you about your report.
The 76-year-old businessman recently returned to Johns Hopkins andreported:"My doctors tell me my blood chemistry is that of a very healthy 25-year-old.".
很多烟雾中的化学成分在生活来源,包括食物中也可以找到。
Many of the chemicals in tobacco smoke are also found in other everyday sources, including foods.
数据库中的化学成分可能涵盖了在欧洲使用的不同包装材料。
The project team created a database of the chemicals likely to be contained in different packaging materials used across Europe.
茶树精油中的化学成分可杀死细菌和真菌,减少过敏性皮肤反应。
The chemicals in tea tree oil may kill bacteria and fungus, and reduce allergic skin reactions.
下文列举了运动产品中的化学成分如何帮助运动员赢得比赛的几个例子:.
Below are a few examples of how chemical ingredients in sporting products may help athletes win, on and off the playing field:.
如果涂抹了防晒霜后出现皮疹或皮肤瘙痒,你可能对该产品中的化学成分过敏。
If you notice a rash or itchy skin after applying sunscreen,you might be allergic to the chemicals in the product.
而且科学家认为,肉类脱水过程中的化学成分并未发生显著变化,因而被认为是安全的。
Chemicals in the dehydration process and scientists think that meat is not changed significantly, and therefore is considered to be safe.
报告:很多来源不明的内分泌干扰物是因为没有足够的报告和信息来了解相关产品、材料和货物中的化学成分。
Reporting: many sources of EDCs are not known because of insufficient reporting andinformation on chemicals in products, materials and goods.
容器最好用玻璃或陶瓷,别用塑料,否则黑蒜可能会有异味,塑料中的化学成分也可能会进入黑蒜中。
Containers preferably with glass or ceramics, do not use plastic, or black garlic may have a smell,plastic chemicals may also enter the black garlic.
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