The article introduces a self-developed DSSPI with Wide Audio-frequency Driving Vibration Loading system.

The article introduces the comprise and functions of a self-developed NC system for-axis welding machine.

阐述 自行 研制的四坐标数控焊接机床数控系统的组成和功能.

The characteristics and processing technology of self-developed rectangular wire and its bead are described.

介绍自主开发的胎圈用矩形钢丝及矩形钢丝钢丝圈的特点和制造工艺.

His talent was largely self-developed.

他的才能主要是自己培养的.

When their twenties, their beauty resembles oak of one plant, huge and hard.

在他们二十几岁时, 他们的漂亮像一株橡树, 硕大而且坚硬.

You are twenty-what thellos year?

你今年二十几岁?

Didn't we start doing significant work in our early twenties?

还不是二十几岁就做大工作了.

We should highly value our young people in their twenties and thirties.

要重视二十几岁、三十几岁的年轻人.

Suddenly her male friend appears, with whom she studied English in college.

突然过来一名男子,是她的朋友.他们都在大学里学过英语,看起来二十几岁.

The dog scratched out a hole in the dirt.

狗在地上挖出个洞.

The child scratched out a hole in his coat.

这个孩子在衣服上挖出个洞.

It's too difficult to winkle the truth out of him.

从他那儿挖出事实真相真是太难了。

A new product will debut next week.

一种新产品将在下周面世.

Another discovery was made at this same time.

与此同时,另一项发现面世.

Since then , a huge number of books on Lie groups has appeared.

但从1978年起有很多关于李群的著作面世.

When Star Wars was introduced in 1977, It'set new standards.

当《星球大战》在1977年初次面世的时候, 它树立了一些新标准.

A year later, Ginny comes.

一年后, 金妮面世了.

We are expecting to read his new work soon.

我们期待他的新书早日面世.

The company expects to have commercial products available in 2010.

预计2010年该公司就能有产品面世.

No vaccines would be available until at least March.

疫苗最快在明年三月才面世.

Its literature value and is being highly appreciated.

其文学价值亦自面世以来倍受学者推崇.