free-fall time
基本解釋
- 自由下落時間
英漢例句
- How much free-fall time is safe?
有多少自由下落的時間是安全的？
blog.sina.com.cn - It can open the circulation ports directly and quickly, whereas the free-fall opening plug needs longer time waiting for falling.
它可直接打開循環(huán)孔，而不像重力塞那樣需要較長等待下落時間。 - Considering the very short particle residence time in the free-fall reactor, air was directly used as carrier gas to study the fast pyrolysis and sulfur evolution of coal under oxidizing atmosphere.
充分利用煤顆粒在自由落下牀反應(yīng)器中停畱時間短的特點，直接用空氣做載氣，對自由落下牀反應(yīng)器中煤在氧化性氣氛下的快速熱解行爲和硫的變遷進行了研究。 - Emergency anti-shorting rules were put in place for a time last fall in financial stocks to stop a trading free fall.
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