SPECS:Dia.11" x H 1 5/8" x 1/8"是多少厘米?
求教SIZE: 9-1/8" DIA X 1-1/2" H是什么意思?谢谢!
英语翻译1 "Q"(0.332")DIA,THRU37/64" DIA,X 1 13/32" DP,.3/8 NPT T
1X?+2X?+3X?+4X?+5X?+6X?+7X?+8X?+9X?+10X?=1980求?是多少
macys上某个包包的尺寸是9-1/2" W x 11" H x 5" D,大约多大?用厘米表示吧!
一个长方形周长是8厘米,长是2.4厘米,宽x厘米,宽是多少?
若x^2-3x+1=0,则(2x^5-5x^4+2x^3-8x^2)/(x^2+1)的值是多少?
[1/(x-1)(x+2)]+[1/(x+2)(x+5)]+[1/(x+5)(x+8)]+[1/(x+8)(x+11)]
1x+2x+3x+4x+5x+6x+7x+8x+9x+10x+11x+12x+13x+14x+15x=550
|X-1|+|X-2|+|X-3|+|X-4|+|X-5|+|X-6|+|X-7|+|X-8|+|X-9|+|X-10|
8X的三次方+1=0 X是多少?
(2+h+x)/2(2-h-x) +k+(2+h-x)/2(2-h+x)+k=1
1尺9是多少厘米,1尺8是多少厘米?