I.S.NUMBER的意思是什么?

问题描述:

I.S.NUMBER的意思是什么?
我求求大家了 帮我翻翻
SPECIFICATIONS OF PP/ L HDPE BAGS
DALMIA CEMENT (BHARAT) LIMITED,DALMIAPURAM
1 OUR MATERIAL CODE REFERENCE 910200804 910200828
2 I.S.NUMBER 1489(PART 1) 1489(PART 1)
3 CEMENT LICENCE NUMBER 1206530 1206530
4 END USE VAJRAM VAJRAM (NT)
5 BAG MATERIAL PP PP
6 BODY COLOUR LEMON YELLOW BLUE
7 COLOUR OF THREAD DO DO
8 MESH 10X10 10X10
9 DENIER 850 850
10 Min.breaking load of fabric a) Lengthwise 750 750

程序语言里的?给个界定