用量及硫化条件和4010NA类防老剂相同,一般为二份.Dosage and vulcanization condition is the same as 4010 NA antiager.采用(WSLMB)的复合防老剂防老化效果较好.The combination of the phenolic antioxidants WSL and MB have better effects against the aging.讨论了防老剂的品种...
Within our own galaxy there are probably tens of thousands of planetary systems.在我们自己的星系里可能有数以万计的行星系。These bands must introduce longitudinal asymmetry in the planetary albedo.这些云带必定引起行星反照率的经向不对称性.The sciences of planetar...
最高阶导数线性地出现的那种方程是准线性方程.A quasilinear equation is one in which the highest - order derivative appears linearly.这种 “ 导数边界条件 ” 的规定描述于 3-5 节中.The specification of such " derivative boundary conditions " is described in Sectio...
银行已为开发新的金融产品留出了更大余地。Banks had increased scope to develop new financial products.给自己留出选择的余地，一切将会水到渠成。Keep your options open and everything will fall into place.我们会给彼此留出发展的空间。We will give each other space to develop....