The loom is controlled by a system of stiff punch cards and hooks.

织布机的控制装置由硬打孔卡和吊钩组成。

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For soft beam-stiff half space system, wave speeds in beams are also critical velocities.

对软梁-硬半空间系统，梁的剪切波速和压缩波速也是临界速度；

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Modeling problems of hydraulic components are discussed and methods to reduce the stiff problems in dynamic simulation of complex hydraulic system are studied.

针对复杂液压系统动态特性仿真中出现的刚性问题，从基本液压元件的建模入手研究了降低系统模型刚性问题的方法。

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Detroit would pose a stiff test for Michigan's emergency-manager system, a controversial tool for municipal overhaul that hasn't had many successes yet.

WSJ: Governor to Appoint Financial Overseer for Detroit

Unlike the stiff Federal Sentencing Guidelines, state prisons offer a parole system that lets inmates return to society based on their behavior in prison and their likelihood of returning to society as a better citizen.

FORBES: Dennis Kozlowski, Won't You Be My Neighbor?

The unpleasant feedback from exercising, such as difficulty breathing, sweating or stiff muscles, is transferred to the brain using the afferent, or sensory, nervous system.

WSJ: Optimal Music for the Gym