从基础研究的角度来看，简单量子机或许能够被用来制造极其灵敏的力感应器，或用于产生光的量子态。
In basic research, simple quantum machines might make ultrasensitive force detectors or serve to generate quantum states of light.
这样制成的薄膜可以被用来制造一种新型扩音器，这种扩音器通过加热和冷却空气工作，而不再是直接通过往复运动使空气产生振动效果。
These films can be used to make a new type of loudspeaker that works by heating and cooling the air, rather than bouncing up and down to vibrate the air directly.
所有的这些因素产生不同种类的琴丝，特别是当钢被用作制造琴丝时。
All of these factors create different types of wires, especially when steel is used.
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