In this case, if the current page is not in a book, no block will be displayed.

在后一種情況下精品国产高清毛片A片，如果當前頁面并不屬于一個手冊免免费看成人片永久视频，則不會顯示任何區(qū)塊国产真人一级A爱做视频。

Practice has shown that the quality of the hotmelts, also directly affects the book block binding of stretch.

工藝實踐表明欧美日韩α片在线观看，熱熔膠的質(zhì)量如何欧洲亚洲熟女一区二区三区，也直接影響到書芯膠訂的牢度操草网站。

Trouble 2: book block, has been on the cover

故障2：書芯不上欧美另类人妻制服丝袜，書皮一直上

Spine: The backbone of a book block.

書脊：書芯的背。

A strong degree of hardcover books, I said before is case-making and book block adhesion between the side.this level.

精裝書籍的牢固程度大码老熟女Av毛片免费，前面說過是由書殼與書芯兩者的粘合連結(jié)程度而定的亚洲欧洲日产国产动漫。

Self-ends: First and last pages of a book block used as end papers.

自襯頁：書心的首頁和尾頁作襯紙用有情況。

The power on get everything ready before the book block adjusting all the rules.

1開機前做好一切準備工作丰满少妇强力进入毛片，并根據(jù)書芯厚度面調(diào)整好各規(guī)矩的規(guī)格

There is a long time he had written, but also remember a few years ago, when graduated, the book block in English under the teacher's attention in writing.

有很久沒有寫信青久久久国产av，還記的幾年前畢業(yè)的時候，用英語書擋住老師的視線在底下寫信亚洲黄性图。

The key process is how the book block and hard case-making firm sticking to produce to the long-term preservation of books.

精裝工藝的關(guān)鍵是如何將書芯與硬書殼牢固黏合亚洲色图2，生產(chǎn)出可以長期保存的書籍。

Spine-bulk: The thickness of the spine of a book block not including the thickness of the cover boards.

脊厚：書芯厚度国产日本精品三级片，它不包括書皮紙板的厚度97碰碰,巨乳中文,中文字幕欧美精品。