The energy released by the watch engine, the barrel, must be mastered, controlled and distributed parsimoniously at a rate corresponding to the real flow of time, to its exact measure.

机械表发条盒的能量释放，应该是可以控制地、均匀地、稳定地、可测量地在释放的过程中。

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The mass flow rate of the molten metal is controlled by means of a choke element fitted in the casting trough.

熔融金属的质量流率借助配合在浇注槽内的一个扼流元件控制。

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Flow control of ABR service is identified by ATM forum as a rate-based close-looped feedback mechanism, which makes ABR service the only one whose rate can be controlled among the five services.

对于A BR业务，AT M论坛最终确定其流量及拥塞控制是一种基于速率的闭环反馈控制机制，这使得A BR成为五种业务中唯一一种速率可控的业务。

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