Assembly as such takes place only after the tube is processed, i. e. fitting a closure to the nozzle of the tube.

大会作为这样发生在管被处理之后，即适合关闭对管的喷管。

youdao

Assembly as such takes place only after the tube is processed, i. e. fitting a closure to the nozzle of the tube.

大会作为这样发生在管被处理之后，即适合关闭对管的喷管。

youdao