By this system, a No. 50 cotton is a fine yarn in which 50 Hanks, each 840 yards long, weighs one pound.

通过这种计量体系，一个50支的棉纱是比较细的，即一个重为一磅，长为840码，有50个纱绞的纱线。

youdao

DC motor control system based on TMS320LF2407 is introduced, and the DC motor is effectively controlled by this system.

研制了一套基于TMS320 LF 2407的直流电机控制系统，实现了对直流电机运行的有效控制。

youdao

By 1974, this system was mostly completed.

到1974年，这一系统基本完成。

youdao

"I can understand that people who actually lived at that time, in the communist era, who were hurt by this system it might upset them to see young people who might have basically no knowledge about this system and didn't live in that, wearing the symbols they don't understand.

VOA: standard.2009.12.16

This indicates that by combining two lithiums, the energy of the combined system is lower than the energies of the atomic systems.

结果显示，两个锂结合后，其结合后的能量,比原子体系的能量要低。

麻省理工公开课 - 固态化学导论课程节选

This, by the way, is a way of showing the fact that everything which appears in a semiotic system is conventional, right?

这也表明了,任何在符号系统中出现的符号都要符合惯例？

耶鲁公开课 - 文学理论导论课程节选

"Students most affected by this system are African-American children and children with disabilities, " the Justice Department said.

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Not at all, because we can show you 30 doctors who are delighted by this system already who are early adopters.

BBC

By leveraging this system with its flat, nationwide network, Dole figures it can cut 20% to 30% off what retailers pay for fresh local produce.

FORBES: Upsetting the apple cart