英语语法分析

After the low salt sauce radish processed thermal-sterilization, its crispness retentivity was studied.

低盐酱萝卜软包装热力杀菌后，对其脆度的保持性进行了研究。

Deeply refined base stocks with high viscosity index can also improve energy economy effect and retentivity.

深度精制的高粘度指数基础油的使用可以提高发动机油节能效果和保持能力。

Test objectives: use specific block impact on the mattress over and over again, to assess their impact, and the durability of solid retentivity.

用特定的加载块反复对床垫进行冲击，评估其耐用性，和弹簧的坚牢保持度。