They use ultraviolet or flame rod detectors.
可使用紫外线或离子感应棒。
Application to detect and signal an existing flame using flame rod or UV-detector.
通过使用火焰杆或紫外检测器检测现有气体火焰并发出相应信号。
Application to detect and signal an existing gas flame using flame rod or UV detector.
通过使用火焰杆或紫外检测器检测现有气体火焰并发出相应信号。
In this paper the flame spreading rate (Vf), pyrolysis length (lp) and flame structure of PMMA fuel rod in an opposed air flow and quiescent environment were investigated.
本文测量了不同直径的PMMA燃料棒在逆风和静止环境中的火焰传播速度、裂解长度和火焰形状。
Considering the characteristic of thermite and the concrete structure of the welding rod, the design scheme of special-purpose flame igniter is adopted, and the igniter is designed in detail.
针对焊接药剂的特点，并结合焊条的具体结构，采用专用火焰点火器点燃焊条的设计方案，并对点火器进行了详细设计。
December 25 this day will the long rod therein torch covenant in field and by flame divination, flame is flourishing New Year harvest omen.
腊月二十五这一天将绑缚火炬的长竿立在田野中，用火焰来占卜新年，火焰旺则预兆来年丰收。
December 25 this day will the long rod therein torch covenant in field and by flame divination, flame is flourishing New Year harvest omen.
腊月二十五这一天将绑缚火炬的长竿立在田野中，用火焰来占卜新年，火焰旺则预兆来年丰收。
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