An obligate anaerobe can survive only in the absence of oxygen.专性厌氧生物只能在无氧条件下生存.Anaplasma ovis is an arthropod - borne rickettsial obligate parasite of sheep and goat.绵羊无浆体病是绵羊和山羊红细胞内专性寄生的由节肢动物传播的立克氏体疾病.Paul Ehrlich sees...
The nature of the nutritional requirements for obligate parasites in nature is unknown.人们还不知道自然界中专性寄生菌的营养要求的本质.All the photosynthetic bacteria possess the capability in addition to various facultative aerobes and obligat...
食盐由40%的钠和60%的氯化物构成。Common salt is made up of 40% sodium and 60% chloride.氯在潮湿的情况下直接与某些金属合成氯化物.Direct and some metal composition chlorides of chlorine under the moist circumstance.当传感器暴露在三氯化物中时,有很大变化.Significant changes h...
A single shot rang out...传来一声响亮的枪声。“Well, anyhow, I rang the bell.”“好吧, 不管好歹, 反正我按铃了。”'He rang you?' — 'Sure. Last night.'...“他给你打电话了？”——“没错。昨天晚上打的。”They stood together on the stoop and rang the bell....
Experience in Repairing machine guideway with wearable soft band is introduced.介绍应用耐磨软带维修机床导轨的经验.Easy operation and maintenance, reliable and lubricating system and protection unit of guideway.机床操作、维护方便.配置有可靠的没头润滑系统和导轨防护...
“请理解这一点，”她开始说道，声音有些发颤。"Please understand this," she began, a tremble in her voice.他的声音发颤，而且小得只刚刚能听见。His voice was unsteady and only just audible.电话里她的声音听着发颤。Her voice sounded shaky on the phone....
为什么鸟粪沾污的铜象竟比干干净净的铜象更具有威仪?Why is a bird - soiled statue more commanding than one that is clean?黄铜表面必须未经沾污.The brass surface must be free of contamination.钢笔里的墨水把衣服沾污了.The pen stained the cloth with ink....