Since philosophy of science had come into being, trying to make the conclusion to the question of "what is science ", however there was no completely satisfying conclusion. The scientific philosophy had experienced the stages of logic empiricism, critique rationalism, the historical principle and so on, has started the practice scientific philosophy to the 1990s, regards as the science is the human culture and the social practice one unique form. Recently from practical philosophy onlooking which emerged, the former scientific philosophy is called the traditional scientific philosophy. The traditional scientific philosophical views thought that the science is to the representation of outside world objective. However, contemporary science with other society cultural event interaction at the same time, also becomes the transformation world the important force, regarding this, theory priority philosophy tradition incapable response. Taking this into consideration, we have the necessity to change the practice manner from the theory manner, treats as practice the science, takes the scientific philosophy the science practice the beginning and the center combs to the scientific philosophy. This article tries hard from the Marxism practice angle to explanation the meaning of scientific practice. First combing which "on Practice leadership's science" changes through right "the theory leadership's science", analysis science practice philosophy background. Then carries on the discussion to the contemporary West science practical philosophy's frame, analyzes each kind of theory the rationality and the limitation, further unearths the science practice the intrinsic meaning. Finally elaborates under the Marxism apparent threshold science practice meaning:As the Marxism apparent threshold's under science practice is the human realizes the human through the understanding world and transformation world's practice (society) and the nature from for, the opening, the historical unified one survival way. Scientific practice under Marxism, its objective point first is by the way survival which and practices is producing in the practice the reality history person; Scientific practice under Marxism apparent threshold's, intrinsic is containing the technology, is containing the science, technical and society's interaction; Scientific practice under Marxism, not only from explanation world angle, moreover further from changing the world stratification. |