| 单词 | polysulfide rubber |
| 释义 | polysulfide rubber [¦päl·i`sǝl´fīd `rǝb·ǝr] ORGANIC CHEMISTRY A synthetic polymer made by the reaction of sodium polysulfide with an organic dichloride; resistant to light, oxygen, oils, and solvents; impermeable to gases; poor tensile strength and abrasion resistance. |
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