续往参观台湾珍珠养殖中心。
调查珍珠养殖场合浦珠母贝人工培育幼苗的管养和生长情况。
The growth and management of the pearl oyster spats in the farm were investigated.
天然珍珠比养殖的要昂贵得多。
The natural pearl is much more expensive than a cultured one.
天然珍珠比养殖的要昂贵得多。
The natural pearl is much more expensive than a cultured one.
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