The economic analysis of movable mark stone and cement mark stone is given.

最后对活动标石与水泥标石进行了经济分析。

youdao

The fabrication and installation of extension mark stones and detachable mark stones are presented. Finally, the economic analysis of movable mark stone and cement mark stone is given.

简介了伸缩型和分体型活动标石的制作及安装，最后对活动标石与水泥标石进行了经济分析。

youdao

He believes that as far back as 30,000 B.C., hunters may have used a system of notation, engraved on bone and stone, to mark phases of the Moon.

他认为，远在公元前30,000年以前，猎人可能会用一套刻在骨头和石头上的符号系统来标记月相。

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Lily - not her real name - was in a two-year relationship with "Mark Stone" until 2005.

BBC: Undercover police 'betrayed' women in relationships

But three women suing the Met say they had a long-term intimate relationship with him, as he posed as protester "Mark Stone".

BBC: Undercover police 'betrayed' women in relationships

That would go some way to solving the mystery of whether the stone was erected to mark the graves, or whether the pots were put in place afterwards.

BBC: Human remains found in Bronze Age pots