根据现场遗留痕迹物品收集证据在实际工作中,侦查人员往往只是把现场上的痕迹物品提取了,没有围绕提取的痕迹物品进一步收集证据,证明现场上的痕迹、物品与案件联系的证据以及证明现场痕迹物品与作案人的行为有联系的证据,现场上的痕迹、物品本身不能说明它与案件的关系,要靠侦查人员收集证据来证明痕迹物品与案件与犯罪的关系。侦查人员赶到现场之后,对现场上遗留的各种物品,都要当成证据来对待。因为案件发生或者发现不久,案件事实并不清楚,现场遗留的物品与案件有无联系、有什么样 In the actual work, the investigators often just extracted the trace objects on the scene, did not collect the evidence further around the extracted trace items, proved the traces on the scene, the evidence of the connection between the item and the case, and proved the scene Evidence of the links between the traces and the perpetrators’ behavior, the traces on the spot, and the objects themselves can not explain the relationship between them and the case. It is up to the investigators to collect evidence to prove the relationship between the traces and the cases and crimes. Investigators rushed to the scene, on the scene of the various items left behind, should be treated as evidence. Because the case occurred or found soon, the facts of the case is not clear, the scene left the items and the case is there any contact, what kind of