trap valve

基本解释

Pneumoceles may occur suddenly, presumably by a trap-valve mechanism or by rupture of a large mucocele.
竇膨出可見突然發生，大概是一種濾網機制或者是一個大的黏液囊腫破裂所致。
ZMQSY is a new-generation steam trap valve specially designed by our company for drainage of thermal power plant.
型疏水閥是本公司根據熱電廠設備蒸汽疏水而開發的新一代蒸汽疏水閥。
Based on the presumed etiology of a trap-valve mechanism, the surgical treatment of pneumoceles includes opening the affected sinus directly into the nasal cavity via transnasal endoscopic approach.
基於濾網機制的假定理論，竇膨出的外科処理包括通過經鼻內窺鏡檢查將受累的竇腔開放竝直接通曏鼻腔。