through-welding 中文意思是什麼
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By means of carrying out parameterization on finite element model of certain punching - welding bridge housing and through optimization analysis, this paper realized the light weighted optimization design of punching - welding bridge housing under the conditions of letting the bridge housing to satisfy the demands of perpendicular bending rigidity, the perpendicular bending strength and the perpendicular bending fatigue life
摘要通過對某沖焊橋殼的有限元模型進行參數化，經過優化分析，使得橋殼在滿足垂直彎曲剛度、垂直彎曲強度和垂直彎曲疲勞壽命的條件下，實現了沖焊橋殼的輕量化設計。 -
The author argues that introduction mis and es to the management and design of welding materials is practicable and necessary. through the contrast of much software, visual c + + and sql server 2000 are adopted to develop the mis and es of welding materials intelligent management and design for their fine performance. the whole steps of software development based on c / s edition will be described in details in following
在此分析基礎上本文選擇visualc + +及sqlserver2000作為開發工具，以焊條作為設計樣本，建立了具有實際使用價值的焊材數據庫，並在此基礎上建立了專家系統，實現了基於c s的焊材計算機輔助智能管理與設計專家系統。 -
M1, 1 gas metal arc welding of carbon steel m1, group 1, 10 through 18 gage, in the as - welded condition, with or without backing
在焊接條件下有或沒有墊板10到18規格的碳鋼 -
M1, 1 gas tungsten arc welding of carbon steel m - 1, group 1, 10 through 18 gage, in the as - welded condition, with or without backing
在焊接條件下有或沒有墊板10到18規格的碳鋼 -
Gas metal arc welding of galvanized steel, 10 through 18 gage, in the as - welded condition, with or without backing
在焊接條件下有或沒有墊板10到18規格的鍍鋅鋼的氣體保護金屬極電弧焊 -
Gas tungsten arc welding of galvanized steel, 10 through 18 gage, in the as - welded condition, with or without backing
在焊接條件下有或沒有墊板10到18規格的鍍鋅鋼的鎢電極惰性氣體保護焊 -
M - 8 p - 8 gas metal arc welding of austentic stainless steel m - 8 or p - 8 10 through 18 gage, in the as - welded condition, with or without backing
在焊接條件下有或沒有墊板10到18規格的奧氏體不銹鋼 -
M - 1 m - 18, p - 8 gas metal arc welding of carbon steel to austentic stainless steel m - 1 to m - 18, or p - 8, 10 through 18 gage, in the as - welded condition, with or without backing
在焊接條件下有或沒有墊板10到18規格的碳鋼與奧氏體不銹鋼 -
M - 1 m - 18, p - 8 gas tungsten arc welding of carbon steel to austentic stainless steel m - 1 to m - 8 or p - 8, 10 through 18 gage, in the as - welded condition, with or without backing
在焊接條件下有或沒有墊板10到18規格的碳鋼與奧氏體不銹鋼 -
M - 22 p - 22 standard welding procedure specification - gas tungsten arc welding of aluminum m - 22 or p - 22, 10 through 18 gage, in the as - welded condition, with or without backing
標準焊接程序規范.在焊接條件下有或沒有墊板10到18規格鋁 -
Bpec handrail, a new type compositive handrailing which hollow ball, metal stucture, its stanchion is set up with several metal hollow balls and pipc through welding, the composition at worksite is very simple and easy without any welding, economic & fine outlook, stable, convenient for installing and separaing
博佩克欄桿是一種新型的空心球金屬結構組合式欄桿，立柱由若干個金屬空心球和同一材料的金屬管通過焊接成為柱子；扶手，橫桿與立桿採用現場組裝，可不用焊接，具有經濟美觀，安裝及拆卸簡便，牢固耐用的優點。 -
From the design of patterns to the choice of raw material, and through unique spraying and computer carving craft, welding and minute processing technology of professional technicians ; jiashide products are leading in the pattern, quality, technology and style, which is the first choice of numerous star hotels, high - grade buildings and luxurious residential houses
佳仕得產品從款式的設計到原材料的精選，再通過獨特的噴塗噴砂和電腦雕花工藝結合，專業技師焊接及精細加工技術，無論在款式上還是質量技術和風格上均能處于引領潮流的地位，是眾多星級酒店高檔樓盤和豪華家居之首選。 -
This product is made of high quality steel plate that is bent and shaped by large - scale equipment and made through processes of auto welding, hot galvanizing, and alignment
此種產品由高質量鐵板組成，由自動焊接器焊接，強熱鍍鋁鋅，採用現代設備，提供各式電桿。 -
Secondly, the bonding between ni and ceramic were investigated through vacuum welding technique
其次，採用真空焊接技術研究金屬相與陶瓷相界面結合狀況。 -
Butt welding method is to weld neon lamp with resistor through butt weld machine without sparks. the welding is reliable with tiny welding point, size is as per customer s requirements
焊接氖燈熒光輝光燈採用無火花電焊接機將氖燈或熒光輝光燈與電阻進行焊接焊接可靠焊點小無虛焊脫焊現象。 -
The variable polarity power supply circuit uses two stages full - bridge inverter, the former inverter is regarded as a constant - current source with fast dynamic response, and supplys energy for the second one, and the latter one is to produce variable polarity current excellently, and low - frequency pulse current by variable polarity power supply is used to reduce input energy and control the shape of weld bead while welding. a series of high - frequency pulse current is superposed on direct - current - electrode - negative ( dcen ) current through the high - frequency pulse power supply, which is used to compress the arc and improve process of crystallization
其中變極性電源採用二次全橋逆變結構，一次逆變提供快速的響應速率並給二次逆變提供能量，二次逆變提供良好的變極性性能，使輸出能量最優化，並用其低頻電流特性減小電弧線能量，控制焊縫成形;高頻脈沖電源提供的高頻電流疊加在反極性電流dcen上，利用電流的高頻特性壓縮電弧，改善焊縫金屬結晶過程。 -
The paper mainly discussed the reasons of stress from liquid ammonia pressure vessel causing crack through examing data and experimental results and analysing relevant referential documents and materials, taking 1200 ammonia vessel ' s crack and leaking in a certain fertilization company as an example : there existed remaining welding, stress in the equipment ; there existed a stress decaying surrounding, i. e., moisture 0. 2 %, and temperature > - 5 with o2 or co2 inside ; the higher the intensity of raw materials, more possible it was to have stress decaying crack
摘要以某化肥公司1200氨冷器殼體開裂泄漏的失效分析為例，通過對檢驗數據和結果及有關文獻資料的分析研究，探究了液氨介質壓力容器產生應力腐蝕裂紋的原因：設備中存在較高的焊接殘余應力；液氨介質具備應力腐蝕環境，即含水量0 . 2 % ，且有空氣（ o2或co2 ）污染（或摻入） ，使用溫度高於零下5 ；母材強度越高，應力腐蝕裂紋產生的傾向就越大。 -
According to these, the paper put forward some countermeasures : select low carbon steel or low metal alloy steel with lower intensity, like 20r steel ; while welding, adopt strict craft measures with lower welding heat to input ; after jointing, proceed the whole hot dissolving on time ; control each welding joint with hardness hb 185 ; add 0. 25 % water into the liquid ammonia as decay eclipse ; enhance checking in operation, repairing equipment in time through regular interior and exterior checking
針對上述原因提出了防止氨冷器類臨氨壓力容器產生應力腐蝕裂紋的對策：選用強度稍低，但抗裂性較好的低碳鋼和低合金鋼，如用20r鋼製造；焊接時應採用嚴格的工藝措施和較低的焊接熱輸入量；焊后應及時進行整體消除應力熱處理；控制焊接接頭各區硬度hb 185 ；在液氨中添加0 . 25 %的水作為緩蝕劑；在運行中加強檢查，及時進行停車檢修時的內外部檢查和定期檢驗。 -
Specification for welding primers and weld - through sealants, adhesives and waxes for resistance welding of sheet steel
板材鋼電阻焊用焊接底劑焊透密封劑粘合劑和蠟規范 -
Abstract : this article analyzes the reason and influence of magnetic blow on welding arc during the welding process. through the adjusting and improving of the magnetic field distribution, adopting the anti - magnetic erasing method to eliminate the influence of magnetic blow for welding arc
文摘:分析了磁偏吹在焊接過程中對焊接電弧的影響以及產生原因，通過調整和改善焊接電弧周圍磁場分佈，並採用反消磁法，克服和消除了磁偏吹對焊接電弧的影響。
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