产品（编号）                    产品尺寸W(mm)*L(m)                          类型

超高压  （HHS）                        270*12                                                  单片型

高压（HS）                                270*12                                                  单片型

中压  （MS）                              270*12                                                  单片型

低压  （LW）                              270*12                                                  双片型

超低压（LLW）                          270*6                                                    双片型

特超低压  （LLLW）                  270*5                                                    双片型

微压  （4LW）                            310*3                                                    双