eclipse period是什么意思

用法例句

The significance of concealed work,the main forms of concealing,causes of problems concerning concealed work,as well as means dealing with them are expounded.

阐述隐蔽工程的重要性,工程隐蔽的主要形式,工程隐蔽容易出现问题的原因,以及搞好隐蔽工程的一些做法。

Identified effects of Jurassic subtle traps in Junggar basin.;

准噶尔盆地侏罗系隐蔽圈闭的识别效果

Study on the reservoir formation modes of subtle traps;

隐蔽圈闭成藏条件组合模式研究

Types of the Paleogene slope-break zones and distribution of the subtle traps in Gaoliu area of Nanpu Sag;

南堡凹陷高柳地区古近系坡折带类型及隐蔽圈闭分布特征

Sequence stratigraphy and subtle reservoir of Aershan Formation in Baorao Trough of Jiergalangtu Sag;

吉尔嘎朗图凹陷宝饶洼槽阿尔善组层序地层与隐蔽油藏

Exploration technology for subtle reservoirs in Qianjiang sag.;

潜江凹陷隐蔽油藏勘探技术