blowhole
英 [ˈbləʊhəʊl]
美 [ˈbloʊhoʊl]
n. (鲸头顶的)呼吸孔; (供海豹等呼吸的)冰窟窿
复数：blowholes
COCA.35061
牛津词典
noun
- （鲸头顶的）呼吸孔
a hole in the top of a whale's head through which it breathes - （供海豹等呼吸的）冰窟窿
a hole in a large area of ice, through which seals , etc. breathe
英英释义
noun
- a hole for the escape of gas or air
- the spiracle of a cetacean located far back on the skull
双语例句
- Casting defects such as leakage, burning-on, blowhole, cracking and deformation have been analyzed and some corresponding improving measures adopted.
本文也对铸造成型工艺过程中存在的铸件渗漏、粘砂、气孔、开裂以及变形问题进行了分析并采取了相应的改进措施。 - Dolphins breathe through a blowhole.
海豚通过喷水孔呼吸。 - Through further analyzing the conditions of subsurface blowhole formation and optimizing the technology conditions, the subsurface blowhole defect was eliminated.
进一步分析球墨铸铁活塞环皮下气孔的形成条件，通过优化主要工艺参数，达到防止皮下气孔的出现。 - Reason Causing Blowhole in Headstock Housing of Radial Drilling Machine and its Prevention Optimization of Cam and Rocker Arm of Engine Valve Train
摇臂钻床主轴箱体气孔产生原因及消除措施发动机配气机构凸轮与摇臂的改进设计 - The skull also lacks a blowhole, another cetacean adaptation for diving.
头骨也缺少一个气孔，这是鲸鱼用来适应水下潜水进化而成的。 - And the calculation formula and tables of various parameters in gating system could be obtained, which could be used as the reference for preventing the blowhole defects.
据此得出平板铸铁件浇注工艺参数的计算公式及图表，可作为防止侵入性气孔缺陷的工艺设计参考。 - They are mammals and breathe through a blowhole on the top of their head.
他们是哺乳动物和呼吸，通过对气孔上方的他们的头部。 - Discussing various influence factors of ductile iron's surface blowhole defects indicates that bringing various gases in the molten metal or on the interface with the sand mould is inevitable.
对影响球墨铸铁件皮下气孔的各种因素分析表明，铁液中气体的产生有其必然性，通过减少气体的发生量以防止皮下气孔的方法并不是都能奏效。 - To spout moist air from the blowhole.
鲸鱼通过鼻子喷射出满是水的空气。 - This blowhole is on the top of its head.
这个喷水孔在头的顶部。