顶端厚：涉及到保持架窗口在上端部所留钢铁的厚度，以高度计量。(参考：窗孔)。

TOPS: Refers to thickness of steel left at upper end of pocket, measured in height. (See: pocket).

youdao

顶端厚：涉及到保持架窗口在上端部所留钢铁的厚度，以高度计量。(参考：窗孔)。

Refers to thickness of steel left at upper end of pocket, measured in height. (See: pocket).

youdao

顶端厚：涉及到保持架窗口在上端部所留钢铁的厚度，以高度计量。(参考：窗孔)。

Refers to thickness of steel left at upper end of pocket, measured in height. (See: pocket).

youdao