原子笔；

1. 圆珠笔：圆珠笔(ballpoint pen)经常被许多人称作biro,这是为什么呢?今天我们就来了解圆珠笔的故事.

2. ballpoint pen什么意思

2. 原子笔：ballplayer 棒球手 | ballpoint pen 原子笔 | ballproof 防弹的

3. 原珠笔：订书机 stapler | 原珠笔 ballpoint pen | 双头扳子 double-ended spanner

4. 圆珠笔系列：canteen series 学生水壶系列 | ballpoint pen 圆珠笔系列 | container series 多用座系列

1. All 65 blue ballpoint pen and 24 black ballpoint pen samples collected from different factories in china and foreign were distinguished, Based on the retention time the peak of the main component, the ratio of mass and charge of liquid chromatography- mass spectrum, two dimensional diagram and three-dimensional diagram etc, 65 blue ballpoint pen were divided into 10 groups, 24 black ballpoint pen were divided into 6 groups.
    第二章系统研究了液相色谱鉴别蓝色和黑色圆珠笔，选择了适当的提取剂和流动相条件，研究了重现性、检出限和纸张的影响，并对收集的国内外不同厂家或同一厂家不同品牌的65种蓝色圆珠笔和32种黑色圆珠笔油墨进行了分类，根据主要成分的色谱峰的保留时间、液相色谱—质谱中的质荷比、二维图、三维图等信息将蓝色圆珠笔分为十类，黑色圆珠笔分为六类。

2. 好好学单词·英语单词大全

2. If you twist the shaft in one way it becomes a ballpoint pen.
    如果你以某种方式转动笔杆，它就变成了一支圆珠笔。

3.

3. Fountain pen, pencil, ballpoint pen, wax crayon, chalk, writing brush, painting brush, electroprobe...
    钢笔，铅笔，圆珠笔，蜡笔，粉笔，毛笔，画笔，电笔

4. ballpoint pen的翻译

4. A high performance liquid chromatography method was established to analyze black ballpoint pen inks by using acetonitrile-NH4HCO3(10 mmol/L)(60∶40, by volume) as mobile phase and detecting at 580 nm.
    建立了黑色圆珠笔油墨字迹色痕的高效液相色谱法的分析条件和实验方法，采用乙腈-NH4HCO3溶液(10 mmol/L)(体积60∶40)为流动相，检测波长580 nm，同时利用质谱法作为佐证。

5. 好好学单词·英语单词

5. As it is a frequently encountered problem in the laboratory of forensic science nowadays to distinguish whether the questioned documents, such as deeds, contracts, and receipts, written in ballpoint pen inks are true or not, and identify the writing age of them, it is very essential to establish a simple, sensitive and accurate method to examine the similarities and differences of the ballpoint pen inks and identify the writing age.
    由圆珠笔油墨形成的契约、合同、收据和借条等可疑文件的真伪及形成时间的鉴定是目前法庭科学实验室经常遇到的问题，因此建立一种简便、灵敏和准确的检验圆珠笔油墨字迹色痕的异同及形成时间的方法是十分必要的。

6. ballpoint pen的解释

6. Black ballpoint pen inks; high performance liquid chromatography; handwriting; kind
    黑色圆珠笔油墨；高效液相色谱法；字迹色痕；种类

7. 911查询·英语单词

7. Heat up a ballpoint pen, a computer, an office sofa, electric wire, or any other object you might find in a high-rise and there comes a point when you can inhale it.
    热了一个圆珠笔，一台电脑，一个办公室沙发上，电线，或任何其他物品，你可能会发现在某高层也有说到这一点时，你可以吸它。

8. 911查询·英语单词

8. Tom:Yes, it's my ballpoint pen.
    汤姆：是的，它是我的圆珠笔。

9. ballpoint pen在线翻译

9. You can try out this ballpoint pen.
    你可以试试这支圆珠笔。

10. ballpoint pen

10. What do you think of this kind of ballpoint pen?
    你认为这种圆珠笔怎么样？

11. ballpoint pen

11. Have you a ballpoint pen about you?
      你身上带圆珠笔了吗？

12. She said that she needed a ballpoint pen.
      她说她需要一枝圆珠笔。

13. I can give you two refills of each color for the ballpoint pen.
      我能给这只圆珠笔配两根替换笔芯。

14. Facts have proved that later were not only ballpoint pen peck forced up, but become world famous brand
      事实证明，后来派克钢笔不但没有被圆珠笔逼上绝路，反而成为闻名世界的品牌。

15. Since the group also created to develop new products, currently has the capacity to produce office document, student pen, ballpoint pen, gel pens, erasable pen, the company also responded to international climate change, production of energy saving, green products on the human body pollution-free, the product can be degraded by Consumer destroyed after use non-polluting, the company uses 100% bio-degradable plastic, paper bamboo, wood and other biodegradable materials to produce pen and other handicrafts, accepted by domestic and foreign customers, the consumers get highly.
      同时也自组创造开发新的产品，目前公司有能力生产办公笔、学生笔、普通圆珠笔、中性笔、可擦笔，公司还响应国际气候变化，生产节能减排、绿色环保产品，对人体无公害，产品通过消费者使用后可以降解销毁无污染，公司采用100%降解的生物塑料、纸竹、木头等降解材料来生产笔和其他工艺品，深受国内外客户接受，得到广大消费者的高度评价。

16. Can you give me two refill of each color for the ballpoint pen?
      能不能请你给这支圆珠笔每种颜色配两根替换笔芯？

17. A: I want a ballpoint pen.
      我想买一支圆珠笔。

18. So you can write it as a normal ballpoint pen without annoying flashing lights.
      所以你可以写它当作一个正常的圆珠笔没有恼人的闪灯。

19. In the dream, he reached for the blue ballpoint pen in his breast pocket to jot something down on his memo pad. his checkbook, a calculator, a notebook, and the bills he received during the week.
      在梦中，他伸手去拿胸前口袋里的圆珠笔，想在记事簿上记点东西。他的支票簿、一个计算器、一个笔记本和他本周收到的账单。

20. An identification method based on UV-VIS spectroscopy and principal component analysis was developed to identify blue ballpoint pen inks.
      提出了一种采用紫外可见光谱技术结合主成分分析对蓝色圆珠笔油墨种类进行鉴别的方法。

1. a pen that has a small metal ball as the point of transfer of ink to paper

    Synonym: ballpoint ballpen Biro