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汉语拼音：pēn guǎn

1.使容器喷出液体的管。

2.将蒸汽或气体送至涡轮机转子叶片处的任何一条通道。

• She was spattered all over with water from the spray hose on the grass, when she passed through the garden.

  经过花园时，她被草地上的灌溉喷管喷了一身水。

• The propellant which has higher density special impulse can be applied into ramjet which has no nozzle.

  具有较高密度比冲的高能推进剂可用于无喷管推进的冲压发动机中。

• a container with a handle and a spout with a perforated nozzle; used to sprinkle water over plants.

  有柄的容器和有穿孔的喷嘴的喷管；用于往植物表面喷洒水。

• The internal ballistics of nozzleless SRM differs greatly from the general motors due to the speciality of its structure.

  由于无喷管发动机结构的特殊性，导致其内弹道与传统的发动机产生了较大的差异。

• The lance has a hood that directs both a flow of liquid cryogen and a flow of vaporous gas toward the metal surface.

  所述喷管具有朝金属表面引导液体制冷剂流和蒸气流的罩盖。

• A shoulder sprayer comprises a box body, a gas chamber, a pump, a link rod, a rocker, a crank and a spray tube with a suction pipe.

  一种背负式喷雾器，由箱体、气室、唧筒、连杆、摇杆、曲柄、带吸水管的喷管组成。

• The design of the rocket nozzle also has much to do with the behavior of the exhaust and the resulting velocity of the vehicle itself.

  火箭喷管的设计与排气的性能及飞行器本身的有效速度也有很大关系。

• The lubricator is just high enough to handle the longest string of tools between the wireline valve and the stuffing box.

  防喷管的高度恰好足以在钢丝绳阀与盘根盒之间装卸最长的工具串。

• as the length of sidewall increases, axial thrust coefficient improves slightly.

  随着喷管侧壁长度的增加，轴向推力系数可略微提高；