Road tankers. metal tankers for liquid chemical products. discharge devices: quick - action couplings.
道路油罐车。液态化学产品金属油罐。排放装置。快速接头。
Fixed Belt or Roller conveyors can also be used as feeding or discharge devices at the bottom of the conveyor.
固定带和转动带也可以用于入货和卸货的装置。
The researchers found that their electrode can charge and discharge up to 100 times faster than existing devices while holding the same amount of energy.
研究人员发现他们制作的电极充放电速度可以达到现有器件的100倍以上，同时保持同样多的能量。
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