此刻，当手指在一层层柔软的、叠得整整齐齐的棉衣下翻寻，摸到一只冰凉的、亮晶晶的金属太妃糖罐的时候，这样的兴奋又出现了。
She felt it rise now as her fingers fumbled beneath soft layers of folded cotton searching for the sharp cold of a shiny metal toffee tin.
用金属材料制成的一体化可动结构和叠层式压电元件可组成蛇型步进式直线驱动器，能实现高精度、高可靠性的直线步进驱动。
The snake-step linear actuator is constructed based on the integrated moving structure made by metal and the stack PZT, it can achieve the line-step moving of high accuracy and high reliability.
对金属橡胶叠层复合材料进行动态加载试验，发现该材料具有明显的非线性迟滞特征，迟滞回线并非椭圆。
The dynamic load test is carried out for the metal rubber laminated composite. It is found that the composite has nonlinear hysteretic characteristics, and hysteretic curve is not ellipse.
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