Think of it like a game of marbles. You flick one marble at another, and if/when it hits, it stops while the other marble is moved. This is because when your marble hit the other marble, your marble transfered its kinetic energy. Now replace your thumb and forefinger with a railgun,...
mesh shoe 220MM-280MM,5mm/size pvc/canvas(pink/white/blue/yellow/jeans);pvc 106-109Ohm,Fold resitstant,wartbale,strong peeling applied for electronic and semiconduction area.for esd sensitive area and clean room,to prevent dust generatio...
mesh shoe 220MM-280MM,5mm/size pvc/canvas(pink/white/blue/yellow/jeans);pvc 106-109Ohm,Fold resitstant,wartbale,strong peeling applied for electronic and semiconduction area.for esd sensitive area and clean room,to prevent dust generatio...
3. There is a wart-like lump on the sole of right foot. 我右脚底有个像肉疣般的硬块。 4. His ankles look puffy and they pit when he presses them with his finger. 他的足踝好象肿了,用手按,就有小坑痕。 5. The pain in his left foot is accompanied by redness and swelling. 左脚酸痛...