真金放家裏 is very dangerous. Last year there was a case in my neighborhood. A guy was driving around with his utility truck. In his car, he has a device can detect the gold inside the house. Then he pretended as a plumber to knock on the door...
just a friendly reminder
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真的?這儀器用的什麽原理?用反射波或超聲波來測密度?
-說的好-
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09/21/2012 postreply
10:06:17
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地雷戰裏日本人的地雷探測器改裝的?:)。
-Morning3evening4-
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09/21/2012 postreply
10:27:33
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I don't know the details, read from the post
-Jeepster-
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09/21/2012 postreply
11:01:59