这里主要介绍机械放大原理、光敏电路、数字电路的设计、选择和使用方法。
The author deals mainly with the principle of the mechan- amplifier and the design, selection and method of use of digital circuit and photo-resistance circuit.
射流技术的一个领域，其部件和系统执行诸如传感、逻辑、放大和控制之类的功能，而不使用机械零件。
The area within the field of fluidics in which components and systems perform functions such as sensing, logic, amplification, and control without the use of mechanical parts.
一种结构紧凑、动作可靠、利用微量位移实现机械力放大的机构。
A compact and reliable mechanism, which can enlarge mechanical power through micro dis placement.
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