testing substrate造句

例句与造句

1. building construction-jointing products-specifications for test substrates
   房屋建筑.连接件.试验衬垫规范
2. test method for building sealants part 1 : specifications for test substrates
   建筑密封材料试验方法第1部分:试验基材的规定
3. It's difficult to find testing substrate in a sentence. 用testing substrate造句挺难的