表的每一部分都是由他亲手制作，没有使用任何外来的零件——螺钉、弹簧、杠杆、托盘和齿轮、指针以及简洁但是有无数刻度的钟面。

He made the screws, the springs and the levers, the pallets and gears, the hands and the plain, often numberless dials.

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更换制动片时，应同时更换扩张弹簧、制动活塞减震板和制动卡钳紧固螺钉。

The expanding spring brake-piston damping plates and brake calliper fastening screws must be replaced whenever the brake pads are changed.

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如果把一台机器全部拆散开来，这台机器便成为一堆如螺母、螺钉、弹簧、齿轮、凸轮、轴等简单部件—即所有机械的构成单元。

Thus, if a machine is completely dismantled, a collection of simple parts remains such as nuts, Bolts, springs, gears, cams, and shafts the Building Blocks of all machinery.

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