属于专利侵权行为的是()。
To comply with your request, we are quoting you _____.
必须经过背书才能进行转让的提单是()。
We have received your enquiry of October 15_____we learn that you are interested in our Sewing Machines.
国际铁路联运月度要车计划采用的方法是()
Companies wishing to ______ more money for development can sometimes issue new shares.
再保险业务是以原保险业务的存在为前提的，()
On receipt of your instruction, we shall carry out this order ______.
制造单位的技术人员应该全面熟悉供方提供的()。
保证机车车辆安全通行所必需的横断面的最小尺寸，称为()