他们的容量很低需要很多s，不能在短时间内提供大电流，经常的更换也会带来昂贵的花销。

They have low power capacities, are heavy, have trouble supplying large amounts of current in short time periods, and get expensive to constantly replace.

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在电击治疗中，医生给患者使用肌肉松弛剂和麻醉剂，并让电流通过患者大脑的部分区域，电流可引发疾病短时间突然发作，有助于治疗抑郁症。

In ECT treatment, patients get a muscle relaxant and an anesthetic and an electrical current is passed to part of their brains, triggering a brief seizure that can help treat the depression.

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采用大电流、短时间的焊接参数是较为合适的规范。

Employing higher current and shorter welding time is benefit for austenite stainless steel spot welding.

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