piston 是什么意思

音标：[ 'pistən ]

名词复数:pistons

中文翻译与英英解释

	n. 1.【机械工程】活塞。 2.【音乐】(管乐器的)直升式活塞。

mechanical device that has a plunging or thrusting motion
同义词：plunger,

A piston is a component of reciprocating engines, reciprocating pumps, gas compressors and pneumatic cylinders, among other similar mechanisms. It is the moving component that is contained by a cylinder and is made gas-tight by piston rings.

例句与用法

	1.	A shaft on the piston forms the armature of a coil . 活塞轴作线圈的衔铁。
	2.	The piston moves by steam pressure . 活塞在蒸汽压力下运动。
	3.	Some pistons have seating rings of metal or leather . 有些活塞上有金属或皮革的密封环。
	4.	A pump uses valves and pistons . 泵使用阀和活塞。
	5.	The push rod was screwed into a miniature piston head . 这根推杆拧紧在一个微型的活塞头上。
	6.	Heat is thereby converted into mechanical energy of the piston . 热由此转换成活塞的机械能。
	7.	Steam in a cylinder expands to push a piston outward . 气缸中的蒸汽膨胀并推动活塞向外运动。
	8.	The connecting rod is attached to the piston by the piston pin . 连杆与活塞的连接是采用活塞销。
	9.	In a double-acting engine there is only one piston per cylinder . 在双作用发动机中，每个汽缸里只有一个活塞。
	10.	A molecule striking an advancing piston recoils with increased speed . 撞在前进中的活塞上的分子，会加速反跳。

piston是什么意思

piston 是什么意思

中文翻译与英英解释

例句与用法