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- bung cover of base metal 贱金属制桶盖
- It was shown that the impact toughness of HAZ is 50% of base metal. 结果表明,该钢的焊接热影响区的冲击韧性较母材降低50%25以上;
- bung for metal drums of base metal 贱金属制金属桶盖
- The front cover of the novel has been torn off. 这本小说的封面已被撕掉。
- The supposed conversion of base metals into gold or silver in alchemy. 转变在炼金术中假想的从贱金属到金或银的转变
- TiAlN film coating may have a good potential to increase the biocompatibility of base metal alloy substrate. 氮化铝钛薄膜具有良好且可增加卑金属合金基材表面生物相容性的潜能。
- The weld overlay cracking can not propagated into the base metal, due to highly fracture toughness of base metal. 相脆化与使用时的氢脆可使堆焊层金属的塑性降到很低值,使得堆焊层的高应力部位萌生开裂。
- I can't make the cover of the tin fit on. 我无法把这罐头的盖子盖上。
- Crimes committed under cover of patriotism. 打著爱国的旗号犯下的罪行。
- As to X60 SSAW pipes, the strength of base metal and weld was almost the same, but a big difference was found between the base metal and weld of X52 ERW pipes. X60 SSAW焊管母材与焊缝强度基本相当,X52 ERW焊管母材与焊缝区域存在着较大的强度差异。
- The soldiers crept forward under cover of darkness. 士兵在夜色的掩护下匍匐前进。
- In transient crack zone, the SEM fractographs of base metal consisted of equal-axis ductile voids, the fusion zone was mainly consisted of course transgranular cleavage facets. 在瞬断区,母材由等轴韧窝组成,而熔合区主要为粗大的穿晶解理平面。
- The hot sun had warped the cover of the book. 太阳把这本书的书皮晒弯了。
- Comparing with the coarse dendrite microstucture of base metal, the eutectic Si particles are homogeneously dispersed in nugget zone without visual defects. 与母材相比,焊核区的硬度分布较均匀,变化幅度小,拉伸试验大都断裂在接头热影响区处,接头的抗拉强度可达母材的70%25左右,表现出了较好的机械性能。
- The criminal escaped under the cover of darkness. 犯人趁着天黑逃跑了。
- The weld overlay cracking can not propagated into the base metal,due to highly fracture toughness of base metal.The serviceability of hydroprocessing reactors is not affected b... 由于壳体基材有高的断裂韧性,堆焊层裂纹不会扩展到壳体基材,堆焊层裂纹不影响加氢反应器的使用性。
- We travelled under cover of darkness. 我们在夜幕掩护下行进。
- The pretty girl on the cover of the book is just a sales gimmick. 书封面上印上美女不过是吸引顾客的一种生意眼。
- Write your name on the front cover of the exercise book. 在练习簿的封面上写上你的名字。
- The soldiers crept forward under the cover of darkness. 士兵在黑夜的掩护下向前爬行。