- 相关词组
- brickwork casing砖块镶面
- exhaust casing排气缸，后气缸;
- motor casing电机壳;
- volute casing蜗线型外壳，蜗形机壳，线型外壳;
- air casing气隔层，气套;
- casing line套管钢丝绳;
- casing pipe套管，钻管，井壁管;
- casing adapter套管异径接头；管柱接头
- pipe casing桩套管，管套;
- outer casing外护板;
- turbine casing涡轮机机壳;
- borehole casing钻孔套管;
- protective casing保护外壳，保险罩;
- casing spear套管打捞矛；套管矛
- model casing模型箱
- casing leak外壳漏泄，机壳漏泄;
- furnace casing炉套壳;
- casing coupling套管;
- casing shoe套管靴;
- casing head套管头;油井套管头;
- 今日热词
- 热门搜索
- colony n.殖民地;聚居人群;群体;(美国独立前的)北美十三州;
- challenge n.挑战;比赛邀请;质疑;v.对…怀疑;挑战，考验;盘问;
- chalk n.粉笔，白垩;v.用粉笔画（或写）;
- adoption n.采用，收养;
- registration fee n.注册费;
- bishop n.（基督教某些教派管辖大教区的）主教;（国际象棋的）象;香甜葡萄酒;
- are you ok 你没事吧;你还好吧
- i will always love you 永远爱你;我将永远爱着你;
- tissue n.(动植物的)组织;薄纸;面巾纸;
- did not 没有;未;未尝;未曾;
- blank adj.空白的;空的，无信息的，未填写的;茫然的;空虚的;n.空的空间或地点;填空处，空白表格;坯;无用的东西;
- April n. 四月;
