Sales of electric heaters have increased.电暖器的销售量增加了.Its quality and crisp, sweetening yu , can one of heaters must eat.其质酥脆, 味甜香郁, 堪称炉食中之一绝.The cooker, heaters and other electrical installations are all in perfect workin...
The viscosity shows a rather pronounced variation with temperature.温度对粘度的影响十分明显.viscosity exponent粘度指数Low viscosity multipurpose resin used for casting or laminating room temperature.低粘度多用途树脂,用于室温浇铸和层压.A centimeter - gra...