The backing plate shall be welded with matching electrodes so that the weld on the clad side is flush with the backing plate surface.
底板用配套焊条焊接，使复层侧的焊缝与背衬板表面齐平。
cloth, rubber, cardboard, etc backing
布、 橡胶、 纸板等做的背衬.
Use the back and side patterns pieces to cut the underlining sections from a lightweight underlining.
用后背与侧边的样板,在薄的衬里布上裁衬里。
The photograph was backed with cardboard.
照片背面衬上了一层纸板.
the cardboard backing was just a strengthener,; he used gummed reinforcements to hold the page in his notebook.
这个纸板衬背就是一个助力器。
prepared painting canvas[whether or not backed with wood or cardboard]
制成的油画布[不论是否有木板或纸作背衬]
ceiling covering, of plastics (incl. those with textile backing)
塑料天花板贴饰材料（包括有纺织物衬背的）
plate-enlargement ring
夹板衬圈, 涨圈簧
backing fabrics
[簇绒地毯的]背衬织物（包括底布和衬布）
Each carton is lined with a polythene sheet
每一纸板箱衬以塑料纸，
front spring eye bushing
前钢板弹簧卷耳孔衬套
A worker who provides or works with backs or backing.
支持物，衬垫物提供或用背部、内衬制作的工人
continuous "B" Class ceiling or lining
连续Ｂ级舱内铺板或衬板
interalar space
翅间背板(晴蜓目)
haversack of vulcanized fibre or paperboard
背包,硬化纸板或纸板制
back sth(with sth);cover the back of sth;be a lining to sth
覆盖某物的背面作某物的衬里
sheeplined moleskin finished cotton vest
羊皮衬里田鼠皮状之棉布背心
The Oxgen index of the fire retarding back-coating latex exceed not over70.
其阻燃背衬胶乳氧指数可达70以上。