单词	sleeper pitch
释义	sleeper pitch 轨枕间距
随便看	cardia cancer cardiac and gastric cancer cardiac and large vessel blood pool imaging cardiac and large vessel blood-pool imaging cardiac and pericardial echinococcosis cardiac and pulmonary deficiency cardiac and pulmonary rehabilitation cardiac and renal coordination cardiac and renal disharmony cardiac and renal harmony Cardiac and respiratory arrest Cardiac and respiratory sudden arrest cardiac anencephalohemia cardiac aneurysm Cardiac aneurysm repair Cardiac Aneurysms cardiac angina Cardiac angina cardiac angiography Cardiac angst cardiac anomalies cardiac antrum cardiac antrum,antrum cardiacum cardiac aorta cardiac aortic reflex