Compact Fluorescent Lamp: Multitube or multibend single-ended pin-based lamps, including circline lamps.
折叠式日光灯：复式灯管或者折叠式单头针座灯管，包括环形灯管。
It also probed into the effects of the of multitube pass structure and of the welding seams between heat exchangers and tubesheets on the stress of the tubesheets.
探讨了多管程结构以及换热管与管板焊接的焊缝对管板应力状态的影响。
It also probed into the effects of the of multitube pass structure and of the welding seams between heat exchangers and tubesheets on the stress of the tubesheets.
探讨了多管程结构以及换热管与管板焊接的焊缝对管板应力状态的影响。
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