It is found that the star_shaped nozzle jet has a shorter initial section and slower velocity attenuation along the jet centerline in the main region than the round nozzle jet.

实验发现，星形喷嘴射流与普通圆射流相比，其射流初始段较短，但基本段内速度随喷距衰减的速率较低。

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The initial section of tunnel had to be dug by hand.

隧道的起始部份不得不人工挖掘。

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When I looked at the 'memories' section for teaches my initial thought was "I hope my old teachers are looking at this" as there were some really kind things being said.

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Sentencing, Mr Riddle handed the boy an initial six-month hospital order under Section 37 of the Mental Health Act.

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Our last section takes us back to the initial premise of the book.

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