垫耐久性测试仪用途：本机适用于各种弹簧软床垫测试。

Purpose: it is suitable to all kinds spring soft mattress.

youdao

垫耐久性测试仪用途：本机适用于各种弹簧软床垫测试。

Purpose: it is suitable to all kinds spring soft mattress.

youdao