福彩快3官网app下载但受期價沖高回落和市場恐高情緒影響，上周全國建材成交量5日均值僅22.56萬噸，環比下降11.1%，成交情況一般　　投資建議：1）長期看好航空產業鏈，關注增長確定性最高的航空主機廠如：中航沈飛、中航飛機、中直股份、洪都航空、中航科工、航天彩虹等

• EDM, wire and sinker
• Welding (MIG/TIG, heliarc)
• Surface Grinding
• Cylindrical, centerless Grinding
• Chemical machining/etching
• Sheetmetal
• Waterjet cutting
• Painting
• Graining
• Rapid Prototyping- Stereolithography (SLA)
• Full Service plastic fabrication: hot and cold forming, CNC Routing, plastic welding
• Cast fixtures
• Laser Marking

福彩管家

• Anodize, Type I, II, III (Clear, dyed, Black, Hard)
• Plating
• Electroless Nickel
• Black Oxide
• Black Chrome
• Flash Chrome
• Painting
• Powder Coating
• Graining
• Polishing
• 4-16 finish
• Cleaning, Acid Etch
• Passivation
• Clean room packaging

福彩管家

• Magnetic Particle Inspection
• Penetrant Inspection
• Hardness Testing