求翻译：从整体到部分（子化学物质组），弄清楚各部分之间的相互关系，在确认了有效部分（有效化学物质组）之后，再考虑进一步研究有效化学物质组中各成分的相互关系，发现和确定有效成分群。是什么意思？

From whole to part (chemical substances), clear relationships between the parts, in recognition of the effective part of (effective chemicals group), then consider further research on the effective interrelationship of various components in the chemicals group, find and identify the groups of active ingredients.