composition backing 中文意思是什麼

composition backing 解釋
焊接墊板
  • composition : n 1 作文（法），作詩（法），作曲（法）；作品，文章；樂曲；文體，措辭。2 編制；結構，構造，組成，...
  • backing : n 1 後退，倒退，逆行。2 支持物；支援；（一群）支持人。3 襯墊物；（書的）背襯，襯里，照相底板。4 ...
  1. The pqr shall include the composition and flow rate of the shielding and inert gas backing, when used

    焊接工藝評定記錄單上應包括封底焊時所用的惰性保護氣體組成成分和流率。
  2. 8 temporary backing bars and temporary rings must match the chemical composition of the base metal being welded

    臨時支桿和箍必須與相焊的母材金屬的化學成分匹配。
  3. Especially, the idea of " datum dimension precision back " is being put forward, and this idea is being realized by backing composition composed by outer - diameter micrometer, airproof shafting, microwatch. at the same time, use " non - lock " to replace " lock ", this way make the system compact, eliminate many bigger error and resolve th

    尤其是提出了基準尺調整后精確後退的思想，並通過外徑百分尺、密珠軸系、千分表組成後退機構加以實現。同時以「無鎖」代「鎖」 ，使系統結構緊湊，受力小，消除了多項較大誤差從而解決了測試精度低的關鍵問題。
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