Daily question on automation theory knowledge (7.27)

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This post was last edited by 18663069001 on 2017-7-27 07:23 Craftsmanship and instruments are inseparable. In order to help everyone further understand the basic knowledge of instruments, we have launched a (one question per day) activity. You can view it by replying. To encourage everyone to continue to participate! Participate and get 3 wealth rewards! I hope everyone will actively participate and learn together * , make progress together! ! ! true or false question: 13. Pneumatic actuators are divided into two categories: pneumatic diaphragm type and cylinder type. Since the latter has a large output torque, it is usually used in high pressure differential and switch cutoff situations. Is this correct? (The following pictures show the structure of the regulating valve and are for educational purposes only. * , has little to do with this question. ) h] The answer to this question is: right