开发和生产低成本，重量轻的弹簧启动器系列，用于最受用户欢迎的每气缸容量为1.25升的柴油发动机上。
Development and manufacture of a range of low cost, lightweight spring starters for most popular makes of diesel engine up to 1.25 litres per cylinder.
大容量断路器的主要故障模式之一是触头弹簧在较高温度下出现的应力松弛。
The stress relaxation of contact spring appeared at high temperature is one of the main failure modes in high capacity circuit breaker.
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