Since my writing had a tendency to smudge , I completed school papers in ink or ball-pen, so answers needed to be right the first time.
自从我写了一种倾向，弄脏，我完成了学校的试卷球墨水或钢笔，所以需要的答案是正确的第一次。
They can also be used to modify viscosity in ball pen printing ink.
也可在圆珠笔油墨中作调节粘度用；
The trouble and the waste caused by abandoning the core of the ball pen and changing a new one without using up the ink are avoided.
避免了圆珠笔总是笔油用不完就要将笔芯弃旧换新，而带来了麻烦和浪费。
Finally the rubber, the ordinary rub out the pencil, eraser, can only and it can also erase pen, ball-point pen, such as a variety of ink.
最后是橡皮了，普通的橡皮只能擦掉铅笔字，而它还能擦掉钢笔、圆珠笔等多种墨迹。
The company mainly produces roller-tip pens, ball point pens, Gel ink pen white board marker permanent marker, mechanical pencil and other stationeries.
公司主要生产水性笔、中性笔、圆珠笔、白板笔、记号笔、活动铅笔等文化用品。
Although China was the major manufacture of ball-point pens in the world, the gel pen ink which was in high technology is still rely on importing so far.
我国已成为中性笔的生产和销售大国，但技术含量较高的中性墨水仍主要依赖进口。
Although China was the major manufacture of ball-point pens in the world, the gel pen ink which was in high technology is still rely on importing so far.
我国已成为中性笔的生产和销售大国，但技术含量较高的中性墨水仍主要依赖进口。
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