1. To add holes to perforated tape to change a character, especially to produce a delete character. 在已穿孔的带上增加穿孔以改变某个字符，尤其是用以产生删除字符。
2. Perforated brick masonry is a new wall materials, it has the different affect factors to ordinary brick masonry. 多孔砖砌体是一种新型墙体材料，有不同于普通实心砖砌体的受力影响因素。
3. Perforation technology of low permeability reservoir must be combined with fracturing technology, and the optimization of perforated intervals is one of the key problems. 低渗透储层的射孔技术必须配合压裂增产改造技术而开展，其中射孔层位优化是其关键问题之一。
英英解释
adj.
1. having a hole cut through
2. having a number or series of holes
