无铅的
- 与 无铅的 相关的网络例句 [注:此内容来源于网络,仅供参考]
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Our process capability: Plates: FR4, High TG FR4, high CTI FR4, high frequency materials, halogen-free materials, aluminum and other low-rise Materials :2-20 layer of finished copper thickness :0.5-5 OZ finished thickness: 0.2 -6.0mm Minimum line width: 3mil Minimum line spacing: 3mil smallest shape tolerances:+/-0.1mm minimum finished diameter: 0.1mm maximum thickness aperture ratio: 12:1 wide minimum solder bridge: 4mil characters minimum line width: 5mil Minimum height of characters: 30mil Solder Mask Color: Green, black, blue, white, yellow, purple characters such as color: white, yellow, black and other surface processes: spray tin, lead-free HASL, Electroless gold plating Shuijin, OSP, chemical Shen tin, silver and other chemicals Shen Process: Goldfinger, blue gum, Blind-via/Buried-via, characteristic impedance control, rigid-flexible combination of reliability testing such as: Open / Short testing, impedance testing, solderability testing, thermal shock testing, metallographic analysis of micro-slice curvature Isoptera: 0.7% flame retardant Level: 94V-0
我们公司的制程能力:板材:FR4、高TG FR4、高CTI FR4、高频材料、无卤素材料、铝基材料等层数:2-20层成品铜厚:0.5-5 OZ成品板厚:0.2-6.0mm最小线宽:3mil最小线间距:3mil最小外形公差:+/-0.1mm最小成品孔径:0.1mm最大板厚孔径比:12:1最小阻焊桥宽:4mil最小字符线宽:5mil最小字符高度:30mil阻焊颜色:绿色、黑色、蓝色、白色、黄色、紫色等字符颜色:白色、黄色、黑色等表面工艺:喷锡,无铅喷锡、化学沉金、电镀水金、OSP、化学沉锡、化学沉银等其它工艺:金手指、蓝胶、盲埋孔、特性阻抗控制、刚柔结合等可靠性测试:开/短路测试、阻抗测试、可焊性测试、热冲击测试、金相微切片分析等翅曲度:≤0.7%阻燃等级:94V-0
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Under temperature cycling conditions, this Pb-rich phase tends to coarsen and eventually leads to solder joint cracking.
因此,通过合理化设计的无铅锡基焊料由于消除了富铅相的影响,提高了焊料的机械性能,从而强化了焊点。
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During reliability test, the degradation of shear strength is observed for both eutectic and lead free solder balls.
在可靠性加速试验过程中,无铅和有铅两种焊球的推力数值都有不同程度的衰减。
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The bane argues to know data Endanger an effect healthily:NONE The environment influence:NONE The physics and chemistry bane:NONE Special bane:The AZO-FREE passes the ICP method analysis test to have no related of lead over 100 ppms, Ge over 5 ppms 9.5 a fires and the explosion danger The order:Obsolescent Combustible extreme limit(the air lie quality:Vol%):non-combustible product Apply to extinguish fire:The water,water sprays fog,carbon dioxide,the stem powder to extinguish fire a ,foam to extinguish fire The special sex protection equipments of the fire fighter:Need to go together with to take the goggle and anti-virus mask Very the rules a fire and the explosion danger:When the temperature hoick, the product meeting because of hot bulge cold but cause to open 9.6 Respond sex Stability:Under the normal regulations condition stability Environment should avert from:The water immerse,affect by damp and cold,clear fire perhaps the temperature is high in 500 ℃s Incompatibility:Have no Dangerous of decline a solution an outcome:Have no Dangerous polymer reaction:Will not take place 9.7 health dangers Dangerous way:Inhale, take, the skin and eyes get in touch with solid perhaps dust-The physics contact may result in allergic sex respond.
危害辩识资料健康危害效应:NONE 环境影响:NONE 物理性及化学性危害:NONE 特殊危害:AZO-FREE 通过ICP方法分析测试无相关之铅超过100ppm,镉超过5ppm 9.5火灾和爆炸危险闪点:不适用可燃极限:不燃物品适用灭火剂:水、水喷雾、二氧化碳、干粉灭火剂、泡沫灭火剂消防人员之特别性防护设备:需配带护目镜和防毒面具非常规火灾和爆炸危险:当温度急剧上升时,产品会由于热胀冷缩而导致开裂 9.6 反应性稳定性:在常规条件下稳定应避开的环境:水浸、受潮、明火或者温度高于500℃不相容性:无危险的降解产物:无危险的聚合物反应:不会发生 9.7健康危险危险方式:吸入,摄取,皮肤和眼睛接触固体或者灰尘----物理接触可能造成过敏性反应。
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In order to solve the problems of shrinkage and environmental pollution of lead and tin in EC1000 electrophoretic paint film process tests of substituting leadless and tinfree EC3000AM electrophoretic paint for EC1000 electrophoretic paint were performed.
为解决EC1000阴极电泳漆成膜过程中容易产生缩孔及其组分中的铅、锡对环境造成污染等问题,进行了用无铅、无锡绿色环保型阴极电泳漆EC3000A M取代EC1000的成膜测试。
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These ceramics have better ferroelectric and piezoelectric performance, good rectangularity in P-E hysteresis loops, better temperature dependence of the properties, and good stability and reproducibility in fabrications.
近年来 ,国际社会正在酝酿立法禁止使用含铅的压电铁电材料。因此,研究开发无铅压电陶瓷是一项迫切的、具有重大社会和经济意义的课题。
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In the course of the lead free reflow soldering,lead and Lead free of reflow soldering affect the quality of product.
在再流焊无铅化过程中,再流焊的有铅要素与无铅要素的兼容性直接影响产品质量。
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A new environmental friendly free cutting brass containing stibium instead of lead was produced by casting and rolling.
采用熔铸、轧制的方法生产出了以锑代铅的环保型无铅易切削黄铜板材。
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All operating room personnel should avoid exposure to roentgenograms. Proper lead-lined aprons should be worn beneath sterile operating gowns. Thyroid shields, lead-impregnated eyeglasses, and rubber gloves are now available to decrease exposure further.
手术室中全体人员应避免暴露于放射线下,无菌手术衣里可穿着专门的铅围裙,佩带甲状腺防护带及含铅的眼镜和橡皮手套,以减少在放射线下的暴露。
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All operating room personnel should aoid exposure to roentgenograms. Proper lead-lined aprons should be worn beneath sterile operating gowns. Thyroid shields, lead-impregnated eyeglasses, and rubber gloes are now aailable to decrease exposure further.
手术室中全体人员应避免暴露于放射线下,无菌手术衣里可穿着专门的铅围裙,佩带甲状腺防护带及含铅的眼镜和橡皮手套,以减少在放射线下的暴露。
- 推荐网络例句
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However, as the name(read-only memory)implies, CD disks cannot be written onorchanged in any way.
然而,正如其名字所指出的那样,CD盘不能写,也不能用任何方式改变其内容。
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Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.
镀锌钢托盘多用于出口,替代木托盘,免薰蒸,符合欧盟、北美各国对出口货物包装材料的法令要求;喷涂钢托盘适用于重载上货架之用,托盘表面根据需要制作成平板状、波纹状及间隔形式,满足不同的使用要求。
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A single payment file can be uploaded from an ERP system to effect all pan-China RMB payments and overseas payments in all currencies.
付款指令文件可从您的 ERP 系统上传到我们的电子银行系统来只是国内及对海外各种币种付款。