orifice restriction 中文意思是什麼
orifice restriction
解釋
孔口限制- orifice : n. （管子等的）口，孔，銳孔，【化學纖維】噴絲孔。
- restriction : n. 1. 限制，限定。2. 拘束，束縛；自製。3. 【邏輯學】限定。
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Abstract : the applications of commonly used butterfly valve, gate valve, restriction - orifice and wear resistant flow adjusting valve in dedusting system were concretely analyzed, and the mechanism of wear resistant flow adjusting valve was described in detail
文摘:對工程中常用的蝶閥、閘扳閥、節流孔扳和耐磨型流量調節閥在除塵系統中的運用作了具體的分析，並著重對耐磨型流量調節閌的機理進行了比較詳細的論述
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