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- How does this acid react on metal? 这种酸对金属会引起什么化学反应?
- The wheels of the toy car were fixed on metal rods. 玩具车的轮子固定在金属棒上。
- He put some acid on metal and produced a gas. 他在金属上放了一点酸，就产生了一种气体。
- Fine etching Dot etching on metal plates to improve tone values. 精细腐蚀在金属版上的网点腐蚀,它改善色调层次。
- Do not leave 内 of crock of metallic article Yu Yu, they can make bath crock rusty reach flyblown surface. 不要留下金属物品于浴缸内，它们会令浴缸生锈及弄脏表面。
- Check the engine tail pipe on metal particles and visible damage. 检查发动机尾喷管无金属颗粒和损坏。
- Fine etching: Dot etching on metal plates to improve tone values. 精细腐蚀:在金属版上的网点腐蚀，它改善色调层次。
- I put my hand on metal railings and snatch it away,burnt. 我把我的手放在金属制的扶手而且夺取它离开,燃烧。
- Experienced on metal tooling design, metal parts manufactureing and cost. 丰富的金属类零件的工装模具设计、制造工艺、成本构成等方面的知识。
- Spiritual inactivity corrodes the soul like moisture acting on metal. 灵命的停滞就像潮气腐蚀金属一样，也会腐蚀心灵。
- Analytical progress on metal rhenium is given based on data in this paper. 根据资料,总结了金属铼的化学分析进展状况。
- Some kinds of acids react on metals to cause chemical changes. 有几种酸对金属起作用，会引起化学变化。
- Microscopic particles of airborne dust settle on metallic portions of contact surfaces. 空气中的细微灰尘会堆积在接触面的金属部分。
- Drill pipe corrosion results from oxygen acting on metals. 钻杆的腐蚀来自氧对金属的作用。
- The article is a savage attack on her past action. 那篇文章对她过去的行为进行了恶毒的攻击。
- Salt is know to have a very strong corroding effect on metals. 大家知道盐对金属有很强的腐蚀作用。
- Salt is known to have a very strong corroding effect on metals. 大家都知道盐对金属有腐蚀作用。
- A vitreous, usually opaque, protective or decorative coating baked on metal, glass, or ceramic ware. 瓷漆一种玻璃似的，烧制在金属、玻璃或瓷器上通常不透明的、保护性或装饰性的覆盖层
- This paper proposes the new technical method of nano-polishing process on metal materials with ice polishing desk. 本文叙述了采用冰冻抛光盘对金属材料进行纳米抛光加工的新工艺方法。
- A 10% service charge is added on to the bill. 帐单上包括了百分之十的服务费。
