On closer inspection, I saw it had been made from a piece of check-line leather.
靠近审视后，我看出项圈是用码头缆绳上的一段皮革做成的。
The records shall be in the form of a completed vehicle inspection sheet as well as a line logged in registration book.
记录内容包括完整的检验资料以及留在注册簿上的一条线。
Multi-channels ultrasonic is dealt with, which is a key technology of in-line inspection of pipeline corrosion.
多通道超声自动检测是管道腐蚀内检测的关键技术。
应用推荐