蓝色燃气罐与金属喷火枪产品图

写实商业产品静物摄影，一只细长圆柱形蓝色漆面金属燃气罐直立，罐体可见上下接缝、轻微磨损和斑驳污痕，正面印多行密集白色英文安全说明，底部有金色三角形火焰警示标志；顶部装有深色金属弯管喷火枪，喷管向左上方弯曲，喷嘴为圆柱形，阀门处有黄铜色接头和横向黑色旋钮；纯白无缝背景，正面平视，产品居中全身构图，柔和均匀棚拍光，金属局部有细腻反光，整体以冷蓝色和深金属色为主，竖幅长图比例约1:8。

Realistic commercial product still-life photography, a slender upright cylindrical blue painted metal gas canister with visible upper and lower seams, slight wear and mottled stains, dense white English safety instructions printed on the front, a golden triangular flame warning symbol near the bottom; a dark metal bent torch head mounted on top, the tube curving toward the upper left, cylindrical nozzle, brass-colored fitting and horizontal black valve knob; pure white seamless background, front view, centered full-body product composition, soft even studio lighting, subtle metallic reflections, cool blue and dark metal tones, vertical long format about 1:8.