we put a copper wire to wind around the ciecle whose diameter is 30 cm ,just can be wound 12 rings,can you work out the length of the copper?if the perimeter of a rectangle and a square is equal ,if the length of the square is 3.5dm,the length of rec

We put a copper wire to wind around the circle whose dimeter is 30cm,just can be wound 12 rings,...We put a copper wire to wind around the circle whose dimeter is 30cm,just can be wound 12 rings,can you work out the length of the copper we put a copper wire to wind around the ciecle whose diameter is 30 cm ,just can be wound 12 rings,can you work out the length of the copper?if the perimeter of a rectangle and a square is equal ,if the length of the square is 3.5dm,the length of rec 英语翻译The connection need not be via a copper wire;fiber optics,microwayes,and communication satellites can also be used. Heavy duty copper wire怎样翻译?是指什么材料 英语翻译Zurik SHREDDED NONFERROUS SENSOR SORTED SCRAP(predominantly stainless steel)Shall be made up of a combination of the nonferrous metals:stainless steel,insulated copper wire,aluminum,copper,lead,magnesium,nickel,tin,and zinc,in elemental o copper Grade A SAT II 物理题(BARRON)2008 BARRON'S SAT 第10页(Diagnostic test 第15题)The following five lengths of thin wire,all of which have the same diameter and length,are connected in a circuit to a battery:(A)3 m of nichrome wire(B)3 m of copper wire(C) barron sat 物理题BARRON'S SAT 物理 第10页(Diagnostic test 第15题)The following five lengths of thin wire, all of which have the same diameter and length, are connected in a circuit to a battery:(A)3 m of nichrome wire(B)3 m of copper wire(C) copper thxI learned lots of things throughout this lab such as how to balance chemical equation,calculate grams/moles,molecules and atoms,and moles ratios.Copper Sulfate was a chemical compound and we put it on the hot plate and heat it,we observed the diss wire wire Wire on the A-wire的A-wire是什么意思? Walking On A Wire 歌词 Walking By A Wire 歌词 As we know ,a live wire is one ____ with electricity A.fill B.covered C.charged D.compared Summer is over.We can__ the fans A.put away B.put down C.put up