Products wanted: PVC spray hoses, agricultural sprayers, sprayer nozzles and sprinklers.需要货品: PVC喷射软管 、 农业用喷射器 、 喷射管嘴及洒水器.Are there any fire hoses in the building?在这幢大楼里有消防水管吗?The trailer was connected to the car by mean...
Not only must the centers decrease, but the tolerances to produce quality bonds must also decrease.不仅中心间距减少, 而且产生优质连接的容限也必须减少.Then analysis the reasons and influencing factors of such tolerances.最后分析出现误差的原因以及影响因素.Dimensi...
把填料放到腔内，把鸟的腿和翅膀扎紧。Put stuffing into the cavity and truss the bird.用颜色相配的木质填料填平小孔。Fill small holes with wood filler in a matching colour.沙发里几乎没剩下什么填料.There's hardly any stuffing left in the sofa....