高压活性弯头使用高密度钢制造并且经过热处理，这样能够确保额定的工作压强，延长使用寿命。
And the high-pressured active bend use high density steel manufacture after the heat treatment, can guarantee the fixed work intensity of pressure like this, extension service life.
在喷嘴数目较少和扩张比较小时，增加燃气发生器工作压强补燃效率增加。
With the increasing of pressure of gas generator under less injector number and expansion ratio, combustion efficiency increase.
可以在任意入口压强下工作，已普遍应用于食品的真空包装，塑料工业的真空吸塑成形。
Can be imported in any work under pressure, has been generally used in food vacuum packaging, plastic vacuum forming industry.
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