Obviously this method has every limited application in most instances, because of the impossibility or impracticability of segregating specific items as coming from separate purchases.

由于要辨认存货不同购买具体批次是不现实，很明显个别计价法使用有很大局限性。

On the basis of modern color measurement technology and color theory, a new software for predicting strength and shade in multibatches combination of same dyestuffor pigment products was developed.

应用现代测量技术和色科学理论，开发了用于同一品种不同批次染()料产品拼混过程中，拼混产物色光预报软件。