将玻璃管加热到能弯曲的程度。
当玻璃管被取出时,那是一个令人担心的时刻。
It was an anxious moment when the glass thing was withdrawn.
而玻璃管非常光滑。
适用于玻璃板、玻璃管等制品的切割。
It is mainly applicable to cutting such products as glass plate and glass tube.
杰克:玻璃管。
这就是玻璃管。
玻璃管两端内侧的电极与一个高压电源相接。
Electrodes inside each end of the glass tube are connected to a high-voltage source.
它能保持流体分界面在倾斜的玻璃管中基准线上。
It can maintain a fluid interface at a reference line in an inclined glass tube.
因为工厂里太热了,现在大部分的x光玻璃管都是机器生产的。
玻璃吹制工过去通常手工制作每一个玻璃管吗?是一次一个吗?
Glassblowers used to make each tube by hand? One at time? That's right.
玛丽亚:玻璃吹制工过去通常手工制作每一个玻璃管吗?是一次一个吗?
Maria: Glassblowers used to make each tube by hand? One at a time?
玛丽亚:玻璃吹制工过去通常手工制作每一个玻璃管吗?是一次一个吗?
Maria: Glassblowers used to make each tube by hand? One at a time?
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