是DI
内径百分表英文缩写内径百分表英文缩写 Internal Diameter Micrometer: An Essential Tool for Precision Measurement. In the world of precision measurement, the internal diameter micrometer, often referred to as an ID micrometer or simply a micrometer, plays a crucial role. This tool, with its ability ...
plastic mound factory 没有缩写，表示是用制作塑料用的模具。plastic and mound factory 表示是提供塑料和模具的厂 以上是两种翻译，供选择。