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- The effect mechanism of vacuum on the filling process was discussed.It shows that the vacuum can reduce the gas counterpressure in the casting mould cavity and improve the filling ability. 通過(guò)分析真空對充型過(guò)程的作用機理,認為真空可以有效減少型腔中的氣體反壓力,從而達到改善充型性能的目的。
- A mound of stones erected as a memorial or marker. 錐形石冢一堆石頭，用于表示紀念或標志
- He lay in his bunk under a mound of blankets. 他躺在鋪上，身上蓋了一大堆毯子。
- There is a mound of papers on my desk. 我的辦公桌上放了一大堆文件。
- It took me quite a while to fill out the questionnaire. 填寫(xiě)那份問(wèn)卷花了我好長(cháng)一段時(shí)間。
- Fill your radiator with water, or your engine will overheat. 給你的散熱器充水，否則引擎會(huì )過(guò)熱。
- There's a mound of books on my desk. 我的書(shū)桌上有一堆書(shū)。
- The bulldozer leveled the mound of earth. 推土機把土堆鏟平。
- Bread tends to mould in damp weather. 氣候潮濕時(shí)，面包容易長(cháng)霉。
- Don't let defeat fill you with gloom. 別讓失敗使你灰心喪氣。
- A man of great ability like him will eventually reach the top. 像他這樣才能出眾的人終究會(huì )升到最上層的。
- It is a systematic attempt to strengthen our competitive ability. 那是為增強我們的競爭能力而作的有計劃的努力。
- The BBC often plays a record to fill in. 英國廣播公司經(jīng)常在節目空檔時(shí)播放唱片。
- He is mistrustful of my ability. 他不信任我的才干。
- Can you fill in for Steve tonight as he's ill? 史蒂夫病了，今晚你能頂替他嗎？
- Can you fill me in on what has been happening? 你能把發(fā)生的事情原原本本地告訴我嗎？
- The metal in the mould hardened into shape. 模子里的金屬硬化成形。
- I am cooking a sponge cake with jam filling. 我在做果醬松糕。
- George's the best person to fill this vacancy. 喬治是填補這一空缺的最佳人選。
- A low mound or ridge of earth; a knoll. 小丘低土丘或圓崗; 小丘
