| 释义 |
合成橡胶héchéng xiàngjiāo高分子化合物,用石油、天然气、煤、电石等为原料合成。种类很多,如丁苯橡胶、异戊橡胶等。{synthetic rubber; macromolecular compounds synthesized from such raw materials as petroleum, natural gas, coal and calcium carbide, coming in many varieties, e.g. butadiene styrene rubber, and isovaleric rubber} |