dǐng zhù ㄉㄧㄥˇ ㄓㄨˋ 顶注（顶注） 写在书页上端的注文。 郭沫若 《引用校释书目提要》：“二十二、 吴汝纶 《点勘管子读本》。铅印本二册。偶取诸家校释，时加顶注，均甚简略。”
adj. teeming
misc. top pouring
... pouring temperature 浇注温度 ; 浇铸温度 ; 填充温度 top pouring 顶浇法 ; 上铸 ; 上浇铸 ; 顶注 pouring gate 浇道 ; 浇口 ; 浇铸口 ...
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运用大孔出流理论设计了顶注压边浇冒口系统。
Based on the large orifice discharge theory, the kiss gating system of the casting was designed.
详细介绍了采取顶注式浇注系统、成形外冷铁、复合铸型、组芯造型的铸造工艺，成功地生产出批量铝叶轮。
The casting technique with top gating system, outer shaped iron chill, compound casting mold and core assembly molding was used for producing aluminum impeller on a large scale successfully.
Dietrich说Transition（译者注：这款飞行汽车名字）可以在“一辆敞篷车降低其顶蓬的时间内”完成从飞机到汽车的转变，反之亦然。
The Transition transforms from plane to car and vice versa in "about the time it takes to lower the top on a convertible, " says Dietrich, 33.
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