?劳式电池
... 无偿 free; gratis; gratuitous 无偿供应 supply things without compensation; 无偿援助 aid given gratis; aid given gratuitously; nonreimbursable assistance; 提供无偿经济援助 render economic assistance gratis; give free economic aid; 无偿献血 donate blood; 无偿拨款 appropriate gratis; unpaid appropriation; 无偿出口 unrequited export; 无偿劳动 unpaid labour; 无偿契约 naked contract; 无偿让与 voluntary conveyance; 无偿使用 use without compensation; uncompensated use; 无偿受让人 voluntary grantee; 无偿占有 surplus 劳式电池 law cell 有偿劳动 paid labour ...