exploration stage

基本解释

At present, domestic and foreign has done the massive research on human blood, but the research on blood lubrication mechanism is at exploration stage.
目前国内外对血液作了大量的研究工作，但在血液润滑机制的研究上仍处于探索阶段。
In order to provide a criteria for the stage division, the author gives a definition of exploration stage, division principles and its quantitive indications.
为了使划分阶段具有准则依据，作者提出了地勘阶段的定义、划分原则和区分阶段的定量标志。
The database evaluation overseas is matured on fundamental research and application, while ours is on the theory exploration stage when the appraisal index and test method is raised.
国外的数据库评估较成熟，在理论研究的同时，侧重于应用和对实践的指导。而我国大体还处于理论探索阶段，主要是建立评估指标或提出测评方法。

It is only in the exploration stage, but has signed long-term contracts for the sale of uranium with large power producers like Exelon.
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Since the merger announcement, US Gold and Minera have outperformed gold and silver, as well as the McEwen Junior Gold Index launched two years ago for exploration-stage junior mining companies, McEwen noted.
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In addition to the properties that Allied Nevada owns or has an interest in, Management will pursue additional opportunities in advanced stage exploration projects or producing mines.
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