The performance of the homemade double metal cyanation complex ( DMC ) catalysts non - stirred tank reactor heat exchanger.在聚合反应器中考评了自制的双金属氰化络合物催化剂性能.Any ion electrostatically bound to the exchanger is referred to as cou...
Any ion electrostatically bound to the exchanger is referred to as counterion.靠静电引力结合在交换剂上的离子,叫做平衡离子.A heat exchanger, in a narrow sense, is a vessel.从狭义来说, 换热器是一种容器.The gas can be cooled by a heat exchanger after the ai...
They staggered in a zigzag across the tarmac.他们深一脚浅一脚，跌跌撞撞地穿过停机坪。The lightning made a zigzag in the sky.闪电在天空划出一道Z字形.The path runs zigzag up the hill.小径向山顶蜿蜒盘旋....
A long , loose outer garment, as that worn by artists and craftspeople ; a smock.(英国)脏活时穿在普通衣服外的一种宽松的保护性工作服....highly skilled craftspeople.技艺高超的手艺人Inevitably, under such a system, there will be craftspeople working for v...
Too much protein in the diet may advance the ageing process.饮食中摄入过量蛋白质可能会加速衰老。Researchers have isolated a new protein from the seeds of poppies.研究人员已经从罂粟种子里分离出一种新的蛋白质。Milk products are an excellent source of calcium and ...