Roll of 200 meters can be installed on the tape, the tape greatly reduce the frequency of replacement.

可安装200米的大卷胶带，大大降低更换胶带的频率。

youdao

Individual infinite variable speed drive of each roll with AC-motors coupled to programmable frequency inverters.

电机驱动方式为交流变频无极变速驱动。

youdao

A nonlinear parametric excitation equation is obtained for ships in longitudinal waves, and the dynamic stability is analyzed when the natural frequency of heave and roll are approximately equal.

本文建立了在纵浪上航行船舶的非线性参数激励横摇运动方程，研究了当升沉固有频率接近横摇固有频率时船舶的稳定性。

youdao

This agile, data-driven test-and-learn methodology enabled Zynga to roll out new features every 24 hours, a previously unheard-of release frequency.

FORBES: What is your organization's Analytics Maturity?