探明

探明 [tàn míng]

1. ■ ascertain; verify:

煤储量很难探明。 It's difficult to ascertain the coal deposits.

新油田的含油层结构已经探明。 The oil-bearing structure of the new oil field has been verified.

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常用词组

1. ■ 探明储量 demonstrated reserves; proven deposits; known reserves; proved reserves;

2. ■ 探明含油地区 proved oil land