bulb tube

英 [bʌlb tjuːb]

美 [bʌlb tuːb]

球形凸管

机械

双语例句

• However, compared with the luminous flux of the general lighting products such as incandescent light bulb and fluorescent tube, high power LED, as a kind of light source, some gaps still exist.
  但大功率LED与常规产品的光通量以及白炽灯和荧光灯等通用性光源相比，还有一定距离。
• Effects of CEPA, ABA and Me-JA on Formation of Lily Bulb in Test Tube
  CEPA、ABA和Me-JA对百合试管鳞茎形成的影响
• Air is forced up to the top bulb, compressing the air in that bulb, and forcing the water to spout out of the upper tube.
  上端含有空气的水会流至底下，下面的空气即被迫往上并压迫上面的空气，因此水便会由上端喷出。
• Effects of various concentrations of Me-JA, ABA and CEPA on inducing formation and enlargement of lily bulb in test tube were studied.
  研究了不同浓度的乙烯（CEPA）、脱落酸（ABA）和茉莉酸甲酯（Me-JA）对诱导百合试管鳞茎形成和膨大的作用。