在凶杀、抢劫、盗窃案现场，常提取到塑料、纸、胶带胶面上留下的犯罪分子的手印。通常有两种情况：一种是无明显污染的胶面上的汗潜手印．如犯罪分子携带胶带粘封受害人的嘴；另一种是胶面上粘有纸片或纸纤维，如犯罪分子撕开包装物时，胶面粘下纸片或纸纤维，罪犯的手印遗留 In the homicide, robbery, theft scene, often extracted to the plastic, paper, plastic surface left off by criminals fingerprints. There are usually two situations: one is the sweaty handprint on the adhesive surface that is not significantly contaminated. Such as criminals to carry the tape to seal the victim’s mouth; the other is the glue surface with a piece of paper or paper fiber, such as criminals torn the package, the adhesive surface of the sticky paper or paper fiber, criminals left