laval pressure 中文意思是什麼
laval pressure
解釋
拉瓦爾壓力-
The conveying parameters were relatively optimized by adjusting the throat area of adjustable laval nozzle and pressure parameters, so that the foodstuff particle breaking rate during pneumatic conveying was decreased at certain extent
通過調節可調式拉法管的喉徑以及各壓力參數實現了輸送參數的相對最優，在一定程度上減輕了糧食顆粒在輸送過程中的破碎率。 -
By increasing the length of laval nozzle, an approach was presented to obtain higher particle velocity necessary for gas - solid separation in dusty gas of high temperature and high pressure
提出了用增加縮放噴管長度的方法，使含塵高溫高壓氣體中的灰塵顆粒獲得實現氣固兩相分離所必需的更高動量的途逕。
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