被蜱叮咬会引发莱姆病。Tick bites can cause Lyme disease.目的探讨重要媒介蜱类与莱姆病的关系.Objective To explore the relationship between Lyme disease and tick.这张图片显示了莱姆病原体在人类血液中的样子.Here, the pathogen that causes Lyme disease is shown in human blood...
The technology of preparing sodium - copper chlorophyllin from carrot leaves was studied.由胡萝卜樱叶提取叶绿素并经皂化、铜代及成盐反应制备叶绿素铜钠.The overall yield of sodium copper chlorophyllin is 41.3 %.全过程叶绿素铜钠盐的收率可达41.3%.GLUCOSE - FRUCTOSE SY...
In Britain they call a gearshift a gear lever.英国人把“gearshift”(变速器)叫做“gearlever”.Shift control is an important component of the automatic gearshift technique on vehicle.换档控制是汽车自动变速技术中的重要部分.The emergency brake is located n...