test drilling短语¹⁸⁰⁰⁹⁸⁺¹ 基本例句 钻屑试样 Another company, Neptune Minerals, based in London and Sydney, has completed test drilling in the deep waters near New Zealand. 另一家公司是海王星矿业公司，分别设在伦敦和悉尼。 该公司已经在新西兰附近完成了深水钻探。 ecocn Nautilus has spent about $12m in the past year on exploration, and Dr Scott says one test drilling found deposits19 metres deep. 鹦鹉螺公司在过去的一年中花费了1200万美元在勘测上，斯科特博士说，有一次钻探发现了19米深的矿物层。 ecocn