1. Blend：Blast爆炸 | Blend浑合;浑合材质;浑合度;融合;颜色浑合;调配 | Blend Curve融合曲线
1. 国内常用的燃气分为四种：天然气、液化气、人工煤气和液化气与空气的浑合气，其中天然气的腐蚀最小，液化气次之，腐蚀最大的是人工煤气，人工煤气中的有害物质主要是二氧化硫、萘、煤焦油等。
Gas Valve Material Domestic gas commonly used is divided into four categories: natural gas liquefied petroleum gas artificial gas and liquefied petroleum gas and air mixture in which the smallest corrosive gasBalanced Bellows Safety Relief Valves liquefied petroleum gas followed corrosion is the biggest artificial gas artificial coal gas harmful substance is mainly sulfur dioxide naphthalene coal tand so on.