Master cylinder for the speed of access restrictions and security through the trip exchanging to control switches.

主缸的速度换接与安全行程限制通过行程开关来控制；

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The boiler MFT (master fuel trip) protection was actuated during start up of feed water pump A of Unit 1 and 2 in Huaneng Shantou Power Plant.

华能汕头发电厂1号、 2号机组发生启动给水泵时锅炉主燃料跳闸（MFT）的事故。

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Crusoe is on a slave-trading mission when his trip goes awry, and he seems to be Friday's master, not his equal.

WSJ: Fiction as Authentic as Fact | Robinson Crusoe | Daniel Defoe | Masterpiece by Danny Heitman