是组成较为复杂,应用较为广泛的一类化合物。它的种类也十分繁多,由于它(?)具有的一些特性,所以它的用途也越来越广泛。近三十年来,随着工农业发展的需要,络合物的研究得到迅速的发展,目前已成为一门独立的学科——络合物化学。在此,我们仅就络合物化学的基础知识作一些介绍。 Is composed of more complex, more widely used a class of compounds. It is also very diverse in its variety of uses due to its (?) Some of the features it uses more and more widely. In recent thirty years, with the development of agriculture and industry, the research of complex has been rapidly developed and now it has become an independent discipline - complex chemistry. Here, we only introduce some basic knowledge of complex chemistry.