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- A paving asphalt penetration ratio improver was introduced. 介紹了一種提高道路瀝青針入度比的改進(jìn)劑。
- The spray penetration decreases and overall SMD increases with the increasing back pressure. 隨著(zhù)背壓的升高，油束貫穿度減小而整體索特平均直徑增加。
- For all tested fuels the spray penetration decreases, while the spray cone angle increases with the increase of the back pressure. 四種燃料噴霧的貫穿距離均隨背壓的升高而減少，而其噴霧錐角則隨背壓的升高而增大；
- The constant side spray angle during the impingement is less than that of the corresponding free spray.The wall spray penetration is far below that of free spray. 噴霧碰壁過(guò)程中的側向噴霧錐角穩定值小于相應的自由噴霧，其貫穿能力遠小于相應的自由噴霧。
- The results showed that the spray penetration of the DME was sl ower than that of diesel fuel,and the spray angle of the DME was wider than that of the diesel fuel. 研究結果表明：DME的噴霧貫穿距離比柴油小，噴霧錐角比柴油大；
- Abstract By use of the DOP monodisperse and polydisperse aerosols, the penetration ratio and filtration efficiency of glass filter media are measured. 摘要 為將過(guò)濾器更好地應用于放射性氣溶膠的清除 ,本工作利用鄰苯二甲酸二辛酯 (DOP)氣溶膠團粒 ,對常用于制造過(guò)濾器的玻璃纖維膜進(jìn)行了過(guò)濾特性研究。
- This paper presents following research result that the penetration ratio( depth to caliber) up to10 has been achieved by using the precision shaped charge warhead technology. 介紹了采用精密破甲戰斗部技術(shù)使破甲穿深突破10倍裝藥口徑的研究成果。
- For hot metal desulphurization by powder injection, mixing time, residence time and powder penetration ratio are the three basic parameters which determine desulphurization efficiency in ladle. 熔池均混時(shí)間、粉劑穿透比和粉劑停留時(shí)間是決定鐵水包噴粉脫硫效率的三個(gè)基本參數。
- Getsun de-rust lubricating spray penetrates and removes rust, lubricates, cleans for the automotive, machines and tools.Prevents corrosion and reduces noise with superior effect. 本品廣泛適用于車(chē)輛、船只、家庭、工廠(chǎng)、工具及機房等因生銹而引起的不便。
- How big is the equipment for spray steelmaking? 連續噴霧煉鋼設備有多大？
- Spray slaps the coast ceaselessly. 海浪不停地拍打著(zhù)海岸。
- Did you bring along some insect spray? 你有沒(méi)有帶些殺蟲(chóng)噴液來(lái)?
- This spray will exterminate the termites. 這種噴劑能消滅白蟻。
- She carried a spray of pink roses. 她拿著(zhù)一簇粉紅色的玫瑰花。
- He had a spray in his buttonhole. 他的鈕孔中插著(zhù)一簇花。
- The ratio of students to teachers is 35:1. 學(xué)生和老師的比率是三十五比一。
- The ratio of schoolboys to schoolgirls is 2 to 1. 男學(xué)生和女學(xué)生的比例是2比1。
- Resistant to penetration by water but not entirely waterproof. 抗水的能抵抗水的滲透但不完全防水的
- Men outnumber women here in the ratio of three to one. 此地男子數量以三比一超過(guò)女子。
- The first or last term of a ratio or a series. 首項，末項比率或數列中第一個(gè)或最后一個(gè)項
