pentax kr網站相關資料
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pentax kr網站相關資料
Pentas: Stratum
Select bricks of the shown figure shape (any rotated/mirrored version) to remove it from field. Clear bricks to open new level bricks. The only same l …
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Power Factor Correction
The power factor of an AC electrical power system is defined as the ratio of the real power flowing to the load, to the apparent power in the circuit. …
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iVokaMINI X
测试帐号:13564653551/000000 ios版已上架:http://app.91.com/Soft/Detail.aspx?Platform=iPhone&f_id=10122087 ================================================== iV …
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