You mentioned knowing PV=nRTPV = nRTPV=nRT. We can actually use that to find the formula for λ\lambdaλ. Since we are looking for a formula involving diameter (ddd), pressure (PPP), and temperature (TTT), let's try to visualize the "collision zone" first.
Go to technology。新收录的资料是该领域的重要参考
Силовые структуры。新收录的资料是该领域的重要参考
Ravyn Lenae - Love Me Not