The old man fumed and threatened.这个老头大发脾气，口出威胁。The yellowish brown smoke fumed up and swirled.棕黄色的烟雾冒出来，袅袅升起。"It's monstrous!" Jackie fumed.“真是太过分了！”杰姬气冲冲地说。...
The yellowish brown smoke fumed up and swirled.棕黄色的烟雾冒出来，袅袅升起。He fumed and fretted and did not know what was the matter.他烦躁,气恼,不知是怎么回事."It's monstrous!" Jackie fumed.“真是太过分了！”杰姬气冲冲地说。Some manufacturers used a little...
甲基二乙醇胺(MDEA)是气体净化工艺中使用的主要醇胺之一.MDEA is one of the major alcohol amines for gas purification process.结果表明:醇胺类助剂加入复合物后显著改善其力学性能.The experiments show that ethanolamine additives added to the composites improve their mechanic...