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...
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(DMF) 后做相关实验.In this thesis, the Henry coefficients of DMF, butanone and toluene in DBP were measured.论文测定了DMF 、 丁酮和甲苯在DBP中的亨利系数.Colour sta...
例如, 映射的映射 ( 来自标准C++库 ).For example, a map of maps ( from the Standard C ++ Library ).有关句柄映射的更多信息, 请参见技术说明3.For more information about handle maps, see Technical Note 3.架构: 未映射的元素'%1'不能有映射的子级'%2 '.Sche...
The interelectrode gap could be controlled only within several to several ten microns using this system.该系统能够将加工间隙控制到几微米到几十微米的范围内.The minimum dry film thickness of coating shall be 100 microns.最低干膜涂层厚度应为100微米.The beam is...
The company Hildebrand and Wolfmueller made the first two - wheel motorized vehicle available to the general public.海得布兰德和沃夫穆勒公司制造出首辆给一般大众用的两轮动力车辆.Philipp Hildebrand , president of Switzerland's central bank, expres...