Fill material: Adopt peristaltic pump filling materials, usable time set fill shoes.

补料：采用蠕动泵补料，可用时间设置补料量。

youdao

A first remaining usable time of the electronic apparatus is calculated based on a consumed current of the electronic apparatus.

基于所述电子设备的消耗电流计算所述电子设备的第一剩余可用时间。

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A second remaining usable time of the electronic apparatus is calculated based on a discharged current of the secondary battery.

基于所述二次电池的放电电流计算所述电子设备的第二剩余可用时间。

youdao

If the digital records of government policies, actions and transactions are to remain available, authentic and usable over time, international professional standards must be applied.

UNESCO: MEDIA SERVICES

Because of the need for repairs, only half of the six Sea Harriers on Illustrious may be usable at any one time.

ECONOMIST: The future of the Royal Navy

Apple had no trouble selling the iPhone 4 with an extra-sharp 3.5-inch display, and it was even defensive about its choice: Jobs is well-known for insisting at the time that phones needed to be usable with one hand, and app compatibility was better served by maintaining the status quos for resolution and size.

ENGADGET: The ever-expanding smartphone screen: how supersized became everyday