It looks as if the blaze was started deliberately.看起来似乎是有人蓄意纵火。With almost evangelical fervour, Marks warns against deliberately seeking a tan.几乎是凭着一股疯狂的热情，马克斯警告人们不要刻意追求晒成一身古铜色。The police deliberately kept a low profile ...
绿色分很多不同的色度与色调。Green has many different shades and tints.这颜料可用水稀释以使色度淡一些。The paint can be diluted with water to make a lighter shade.为能测定真实色度,必须先除去原样中的悬浮物.Suspended matter must be removed to enable determination of true c...
Objective To explore the biological exposure indices ( BEI ) of dimethylformamide ( DMF ) in China.目的探讨我国二甲基甲酰胺 ( DMF ) 的生物接触限值 ( BEI ).Methods Reforming the Hodge method in synthetizing DMF.参照hodge法并作,改良合成1-脱氧-1-吗啉果糖(DM...