spring kymograph

• [医] 弹簧记波[纹]器

spring kymograph的用法和样例：

例句

1. Spring Balancer is a kind of lifting gear.
   弹簧平衡器是起重工具的一种。
2. The spring retainers are not to be removed for servicing.
   弹簧固定器不能被拆卸维修。