电弧挺度好，温度高；能够焊接更细、更薄的工件，甚至可以焊接1m_爱下问搜题

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问题单项选择题

电弧挺度好，温度高；能够焊接更细、更薄的工件，甚至可以焊接1mm以下极薄的金属，此种焊接方法为( )。

A．气焊

B．钨极惰性气体保护膜

C．CO₂气体保护焊

D．等离子弧焊

答案

参考答案：D

问答题

中介语

选择题

____ makes the school famous is _______ more than 90% of the students have been admitted to

universities.[ ]

A. Which, that

B. That, /

C. It, because

D. What, that