c# - perform a task in parellel -

c# - perform a task in parellel -

i have read queue(receive queue) , perform result=dowork(received msg) , send result queue(send queue). messages maintain coming in receive queue. want in parellel means since each received msg independent old received or sent message,i want many threads task in parellel. way in c#. receive queue , send queue fixed threads. how lock them ???

c# multithreading