laborsaving
短語詞組
- Laborsaving valve 省力閥
- laborsaving laboursaving 節(jié)省勞力的
- laborsaving rearing 省力化養(yǎng)蠶
- laborsaving silkworm rearing 省力化養(yǎng)蠶
- technique of laborsaving silkworm rearing 省力化養(yǎng)蠶技術(shù)
- laborsaving technology of silkworm rearing 省力化養(yǎng)蠶技術(shù) 返回 laborsaving