Close, but not quite. ISD stands for International Subscriber Dialing.
The ISD code is more generally known as the telephone country code, or the country code and city code (area code).
PCO - Public Call Office STD - subscriber trunk dialing ISD - International Subscriber Dialing
International standard book number.
international standard serial number
international pipe standard tubes
Intl is the abbreviation or short form of " international "
It is short word form. Standard form is 70,000 and word form is seventy thousand.
s as in sd for standard deviation or se for standard error; std as in standard (year or class) in school; possibly others.
5.5 × 10-1This is not a number you would normally write in standard form. As it is very short. Usually numbers are written in standard form to save time.
PCO - PUBLIC CALL OFFICE ISD - INTERNATIONAL SUBSCRIBER DIALING STD - SUBSCRIBE TRUNK DIALING SMS - SHORT MESSAGE SERVICE WWW - WORLD WIDE WEB FAX - FACSIMILE MACHINE EMAIL - ELECTRONIC MAIL AV ROOM - AUDIO VISUAL ROOM VIP - VERY IMPORTANT PERSON PIN - POSTAL INDEX NUMBER PCO - PUBLIC CALL OFFICE ISD - INTERNATIONAL SUBSCRIBER DIALING STD - SUBSCRIBE TRUNK DIALING SMS - SHORT MESSAGE SERVICE WWW - WORLD WIDE WEB FAX - FACSIMILE MACHINE EMAIL - ELECTRONIC MAIL AV ROOM - AUDIO VISUAL ROOM VIP - VERY IMPORTANT PERSON PIN - POSTAL INDEX NUMBER LCM - LOWEST[LEAST] COMMON MULTIPLE HCF - HIGHEST COMMON FACTOR
ju ask a teatecher
5.9*1012 in the short scale.
1) International Food Standard 2)Integrated File System