5 ply double flute corrugatet paper 这是什么材质,怎么翻译好呢?

5 ply double flute corrugatet paper 这是什么材质,怎么翻译好呢? 5ply 4 flap 这个词corugreted,5 Ply Corugreted double pow(double x,double y) C语言#include#includeint main(){double pn[5],t[5],p0=10000;t[0]=double pow(double 1.50,double 2.0);pn[0]=p0*t[0];t[1]=double pow(double 4.10,double 8.0);pn[1]=p0*t[1];t[2]=double pow(double 4.30,double 4.0);pn[2]=p0*t[ 英语翻译Unit packaging - 4C color box (clad cardboard double plied Chromo Duplex GD2,min 400g/m²) + transparent glue dots (approx.3cm dia).The quality of export carton should be double ply cardboard b/c,at least 860g/m² with resistance 英语翻译REGULAR SLOTTED CONTAINER DOUBLEWALL CORRUGATED CARTON 5 LAYERS B/C FLUTE CARDBOARD PADS ON TOP & BOTTOM OF BOX -ply是什么意思 double log10(double c ,)怎么样用 double log10(double c ,)怎么样用 有句C语言看不懂double f (double a, double b, double c,double d, double x) #includeusing namespace std;#define PI 314159double area(double radius=0);double area(double a,double b);double area(double a,double b,double h);double area(double a,double b,double c,int);int main(){cout Flute Boards flute drums Reed Flute double double double double