lead welding 中文意思是什麼
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Methods for chemical analysis of melted welding fluxes. the lead chlorofluoride - edta volumetric method for determination of calcium fluoride content
熔煉焊劑化學分析方法.氟氯化鉛- edta容量法測定氟化鈣量 -
Lead - free solder and conducting resin packaging technology involved in lead - free packaging are analyzed. the technological differences between the traditional tin - lead welding and lead - free welding are also described. finally, some technical difficulties in promoting lead - free packaging technology are presented
從無鉛組裝的角度出發，詳細分析了無鉛組裝技術涉及的無鉛焊料和導電膠組裝技術，闡述了傳統的錫鉛焊接與無鉛焊接的工藝差異，提出了該技術要推廣應用所面臨的技術難點。 -
Industries with particularly high potential exposures include : construction work involving welding, cutting, brazing or polishing on lead surfaces and application of lead solder ; most smelter operations either as a trace contaminant or as a major product ; secondary lead smelters where lead is recovered from batteries ; and firing ranges
有機會接觸鉛的工作包括：在建築業中，在含鉛的表面上進行焊接切割鍍焊或打磨粉飾以及使用鉛錫作焊接在采礦業中，提煉鉛或其他元素的工種在回收業中，把電池中的鉛再循環利用以及彈藥製造工作。 -
General specification for lead wire welding equipment
導絲焊接設備通用技術條件 -
Its scope of business involves the whole standard welding technology and no - lead welding technology, involving moulding, stripping, chipping, plug - in, welding and cleaning
產品涉及成型、剝線、貼片、波峰焊、浸焊和清洗等整個常規焊接工藝流程和無鉛焊接工藝流程。 -
Using the digital technology improves the performance traditional thyristor welding machine, according to the characters of the double inverse star from rectifier circuit, set the parameters with micro - controller accurately, design the dependable trigger circuit, lead the feedback of voltage for the operation program, so the voltage of main circuit be carried out very steadily
摘要利用數字控制技術對傳統晶閘管焊接電源進行改進，根據雙反星型晶閘管整流電路的特點，採用單片機進行精確設定，設計了高可靠性觸發迴路，結合電壓反饋進行程序運算控制，實現了主電路輸出電壓的精確調整和可靠運行。 -
High precision welding materials pure tin lead alloy products
高級精密焊接純錫鉛合金材料製品。 -
Heater adopts high quality stainless steel, alloy heating wire, electrical melting mgo powder etc. to make the heating elements after passing advanced technology such as coiling wire, shrinking tube, removing humidity and sealing etc. the connection between flange and heating tube adopts hydrogen arc welding and vacuum lead welding to guarantee the heater without leakage under high voltage
加熱器採用優質不銹鋼管合金加熱絲電熔氧化鎂粉等材料，經繞絲縮管排潮封口等先進的生產工藝製造而成的發熱元件法蘭與電熱管的聯接採用氬弧焊及真空釬焊，保證了加熱器在高壓下的不滲漏。 -
14 npt lead pressure transition joint and back welding lead - pressure tube code c12
A2 . - 14npt引壓過渡接頭及後部焊接引壓管代碼「 c12 」 -
A2. 14 npt lead pressure transition joint and back welding lead - pressure tube code c12
A2 . - 14npt引壓過渡接頭及後部焊接引壓管代碼「 c12 」 -
Thermal and welding residual stress often produces in the proceeding of the electronic package, the residual stress release and thermal deformations of the microelectronics will reduce the assemble intensity between the chip and package, and then debase the electrical performance of the assemble circuit, numerous thermal cycling will lead to thermal fatigue or thermal failure of the microelectronics
電子封裝器件在生產的工藝過程中，往往會產生熱殘余應力以及焊接殘余應力，殘余應力的釋放作用及器件在使用過程中的熱變形，會降低集成電路晶元與封裝體的結合強度，進而降低集成電路的電性能，反復的熱循環，將導致器件的熱疲勞失效，嚴重時可導致矽片或陶瓷片破裂，使整個器件遭到破壞。 -
The riveting and welding plant of the company has a very strong technical force and a lot of the technical personne, we have kinds of equipments in the milling, shaving, grinding and so on, all kinds of machine parts are made in our company including the biggest parts and the smallest screw - thread steel and lead - screw drive, for example, structural projec, rivet welding parts, bridge building, plant building, tunnel ect, we can also undertaking,
我公司下屬機械加工鉚焊分廠，實力雄厚科技人員眾多。在銑刨磨各種設備都有。大至工作母機，小至絲桿絲帽，能生產各種難度較高的機床設備，又如結構工程鉚焊機件橋梁建築廠房隧道等等，也能精工承攬。 -
Xth series welding platform is provided with 3 lower sucking hoods plus i side lower sucking hood so as to effectively catch all the lead flame resulting from the welding operation
Xth系列焊接工作臺， 3個下吸罩，外加一個側下吸，從而有效的捕捉焊接所產生的鉛煙。每個吸罩都帶有風量調節裝置。
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