16個「早該被發明出來的懶人科技」懶到分手!#4可以跟樂高一樣的拆裝的延長線,德國人我太愛你了~
Mixing 4000 PSI Concrete | DoItYourself.com文章來源於:德國優才計劃/轉載授權請與原作者聯繫 這個時代! 各種科技產品層出不窮 今天就來看看,2015年德國都發明了哪些爽死人的高科技吧! 1.透明打孔機 實用性強不代表A 4,000 PSI concrete (or pounds per square inch) is the general type of concrete that is the standard for making driveways, walkways and stairs. ... Step Three Determine is extra material will be needed to mix the PSI concrete. Sometimes you can just add ...
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