This paper introduces the definition, characteristics, formation reasons and types of invisible web, and expounds the retrieval tactics of the invisible web.

介绍了隐蔽网络的定义、特点、形成原因以及类型，详细阐述了针对隐蔽网络的检索策略。

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Through the formation and use of his poetic tactics, especially through the combination and creation of images, the author focuses on the reasons of the exuberant vitality of his poetic imagery.

通过对其诗歌策略的形成运用，尤其是意象的化合与创作蕴积两方面论述其诗歌意境富于生命力的原因。

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The cultivation of tactics awareness is an essential content of free combat training, which plays a key role in the formation and application of tactics.

战术意识的培养是散打的战术训练中十分重要的内容，在整个战术技能的形成和运用中占据关键的位置。

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As well as boosting morale, the discussions gave the squad a chance to voice their opinions on pre-match preparation, tactics and formation.

BBC: SPORT | Football | Internationals | McClaren quizzes squad over slump

He exercises in a swimming pool and on a bike between Monday and Thursday, and only joins the rest of the squad on Friday to go through tactics, formation and set-piece strategy.

BBC: Capello hits back in King dispute

The Italian giants travelled to London with a slender 2-1 lead and Mourinho ditched his normally defensive tactics with an attacking formation that reaped dividends.

BBC: Jose Mourinho proud of 'perfect' Inter show at Chelsea