需要货品: PVC喷射软管 、 农业用喷射器 、 喷射管嘴及洒水器.Products wanted: PVC spray hoses, agricultural sprayers, sprayer nozzles and sprinklers.为了有效控制喷射管, 编码器安装时传动轴那一面朝上.To effectively control the jet pipes, the encoders are positioned with t...
它颈上的虹彩色羽毛闪烁着光芒.Light flashed from the iridescent feathers around its neck.耐酸、耐碱失重试验表明,该虹彩膜具有很好的化学稳定性.The experimental results show the good chemical durability of the luster film.摘要科根 - 端斯症候群是属于虹彩角膜内皮细胞 症候 群中的一种特殊型态,好发于女...
Objective To invetigate the condition of erm genes in methicillin resistant coagulase negative staphylococci ( MRCNS ).目的 探讨耐甲氧西林凝固酶阴性葡萄球菌 ( MRCNS ) erm基因的存在状况.Objective To study urinary infection caused by methicillin r...
He felt the hardness of the iron railing press against his spine.他感觉到硬邦邦的铁栏杆顶着自己的脊梁。This movement lengthens your spine and tones the spinal nerves.这一动作舒展脊椎，使脊神经更加强健。Her spine curved.她的脊柱弯曲了。...