r and d meaning in Hindi

Examples

1. RM25m R and D Boston Tech push ( HL ), BUSINESS TIMES
2. So things such as R and D tax credits are very important.
3. April 2 : Kansas ( R and D ), Minnesota ( D)
4. Feb . 12 : Iowa Caucus Convention ( R and D)
5. Nokia planning to set up R and D centre in MSC, BUSINESS TIMES
6. R and D remains very much a government-led effort in Malaysia.
7. March 26 : California ( R and D ), Washington and Nevada ( R)
8. June 4 : Alabama, Montana, New Jersey, and New Mexico ( R and D)
9. Feb . 20 : New Hampshire ( R and D)
10. So, why bother with complicated and expensive R and D?