当我们开发票时, 我们通常报价是广州的离岸价.When we invoice customers, we usually quote prices f . o . b . Guangzhou.我们也负责给顾客开发票, 和信贷控制.We're also responsible for invoicing customers, and for credit control.因为计算机坏了,只好手工开发票了.Invoice have...
太小的轴衬会造成工具的阻滞和破断.太大的轴衬会造成喇叭口或不圆的孔.Bushings that are too large will result in bellmouthed or out - of - round holes.轴衬是我厂生产的主要产品.Our factory mainly produces axle bushings....
Biodegradability of the nitrocellulose with diphenylamine was investigated in this paper.研究了含二苯胺硝化棉的生物降解特性.The reaction of CIr ( NO ) Cl 5 - and diphenylamine has been investigated by spectrophotometric method.本文主要用分光光度法...
目的制备止血模, 研究壳聚糖 、 明胶、PEG400间的用量比及己二醛溶液的使用对止血膜机械性能的影响.Objective To prepare arresting bleeding film, study the dosage proportion of chitosan, gelatin and PEG 400....