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watertightness construction materials testing equipment
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...Material Smoke Toxicity Test Device (squirrel cage method) Application: It is designed according to the technical indicators and requirements ...
2025-08-13 17:40:34
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DX8221 helmet flame retardant performance test device Meet the standards: GB/T 2812-2006 "Test Methods for Safety Helmets" and GB/T 2811...
2026-05-01 00:13:52
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Meet the standards: GB/T 2812-2006 "Test Methods for Safety Helmets" and GB/T 2811-2007 "Safety Helmets" in the flame retardant ...
2026-05-01 00:13:52
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Meets the requirements of the flame retardant performance testing standards for safety helmets in GB/T 2812-2006 "Test Methods for Safety Helmets...
2026-05-01 00:13:52
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...: IEC60587: Electrical insulating materials used under severe ambient conditions- test methods for evaluating resistance to tracking and erosion . ...
2025-08-13 17:48:05
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*, *::before, *::after {box-sizing: border-box; } * {margin: 0; } html, body {height: 100%; } body {line-height: 1.5; -webkit-font-smoothing: ...
2025-08-13 17:46:31
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*, *::before, *::after {box-sizing: border-box; } * {margin: 0; } html, body {height: 100%; } body {line-height: 1.5; -webkit-font-smoothing: ...
2025-08-13 17:46:32
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*, *::before, *::after {box-sizing: border-box; } * {margin: 0; } html, body {height: 100%; } body {line-height: 1.5; -webkit-font-smoothing: ...
2025-08-13 17:46:33
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*, *::before, *::after {box-sizing: border-box; } * {margin: 0; } html, body {height: 100%; } body {line-height: 1.5; -webkit-font-smoothing: ...
2025-08-13 17:46:33
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*, *::before, *::after {box-sizing: border-box;}* {margin: 0;}html, body {height: 100%;}body {line-height: 1.5;-webkit-font-smoothing: antialiased;...
2025-08-13 17:46:36
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