Terms for subject Shipbuilding containing 不要

Chinese	English
不合理的要求	unreasonable demand
我们还要订购一批不锈钢管，你们能供应多少？	We want to order a lot of stainless steel tubes also, What quantity can you supply?
要求不撤销信用证、 凭货运单据付款	require irrevocable L/C payable against presentation of shipping documents