Blowtorch: a portable burner for mixing gas and oxygen to produce a very hot flame used for soldering welding and glass blowing.
喷灯：使混合气体和氧气产生更炽热火焰的便携助燃剂，常用于接合，焊接和玻璃吹制。
Blowtorch: a portable burner for mixing gas and oxygen to produce a very hot flame used for soldering welding and glass blowing.
喷灯：使混合气体和氧气产生更炽热火焰的便携助燃剂，常用于接合、焊接和玻璃吹制。
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