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进水闸门
顶浇浇口
1、crop top───露脐上衣；n.露腹短上衣
2、top spot───榜首；最高位置
3、calash top───卡拉什上衣
4、tank top───油罐顶盖；背心装；油罐顶盖; 背心装
5、top───n.顶端；表面；最高的级别；尽头；帽；上衣；（根菜作物的）茎叶；陀螺；（牛奶最上层的）奶皮；（帆船的）桅盘；居首位的人；最高程度（或层次）；机动车辆的最高档；（录音中的）高频部分；最高额；特别好的人（或事）；（待纺的）毛条；夸克六味之一；（球的）上旋；用于马陀螺的名字；adv.最多，至多；vt.超过（某一数量）；居……之首；把（某物）放在……的上面；胜过；ZiSha；到达山顶；高过；出场；加盖；完成（着装）；去除（蔬菜或水果）顶部以供烹调；误击（球的上部）；adj.最高的；最佳的；最远的；获胜的；极好的；最重要的；居首位的；n. (Top)（巴）托普（人名）
6、top top───顶部顶部
7、top cat───猫老大（动画片名）；[电影]DingJi猫
8、top floor───顶楼，最高首脑部；最高首脑部，顶楼
9、top couse───顶缝
1、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.───介绍了采取顶注式浇注XiTong、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。
2、The main points of the method included: 1. Adopting top gating system; mould being placed lovingly during pouring;───主要工艺措施包括：1。采用顶注浇注XiTong，浇注时铸型倾斜放置；
3、Top-gating is used for simple designs in gray iron, but not for nonferrous alloys, since excessive dross would be formed by the agitation.───上面装门被使用为简单的设计在灰色钢里，但不是为非铁质合金，因为过份浮渣由鼓动会形成。
4、This paper analyzes the cylinder block structure, two types of gating system are designed: top gating system and step gating system.───本文分析了缸体结构，设计了两种浇注XiTong：顶注式和阶梯注入式浇注XiTong。
1、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.