在桌面易于发生破坏的位置，按规定的力通过载入垫，垂直向下重复施加10次。每次至少应保持10秒。
On the most easy damaged position of the desk surface , to impose the specified force by loading pad, vertical put down repeated 10 times. Keep 10 seconds at least.
在桌面易于发生破坏的位置，按规定的力通过载入垫，垂直向下重复施加10次。每次至少应保持10秒。
On the most easy damaged position of the desk surface , to impose the specified force by loading pad, vertical put down repeated 10 times. Keep 10 seconds at least.
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