大量碳氢化合物如苯并芘也是诱变剂.A large number of hydrocarbons such as benzopyrene are also mutagenic.Fuson和Josien在 取代的苯并蒽类化合物的研究中验证了这一点.This has been confirmed by Fuson and Josien in studies on substituted benzanthracenes.目的: 采用高效液相色谱...
Residential building appearance uses aureate glass, outside wall concrete ply 1 foot.住宅楼外表采用金色的玻璃, 外墙混凝土厚度1英尺.The offer for adding embossment unit or ply number of rewinding can be decided through negotiation.增加压纹或增加复卷层数...
The singing of Christmas carols is a custom derived from early dance routines of pagan origin.唱圣诞颂歌的风俗源自异教徒早期的舞蹈仪式。The whole air was filled with the carols of birds.到处是小鸟的啁啾.I was down to hear the carols.我听圣诞颂歌去了....
压折机: 用机械方式,在纸上压上凹下的线条,方便屈折.Scoring : To mechanically indent a line on paper to facilitate folding . Also called Creating.行走时注意避免压折植被,在取水时走不同的路.Watch where you walk to avoid crushing vegetation and take alternate paths to...
在早晨,乡间小镇的街道是冷清的.The street of a country town is lonely at that early hour.他在国王冷清的宫殿里四处徘徊.He wandered hither and thither about the king's lonely palace.有一座村庄的名字听到让人发笑,它叫冷清的圣诞节.There is a village which glories in the ...
Christian holy week overlaps with the beginning of the Jewish holiday of Passover...基督教的圣周与犹太教逾越节的头几天重叠。Christian holy week overlaps with the beginning of the Jewish holiday of Passover.基督教的圣周与犹太教逾越节的头几天重叠。The style in t...