Seamless steel pipe is stronger than welded steel pipe.

无缝钢管比焊接钢管更坚固。

Welded steel pipe for liquid service

矿用流体输送焊接管

Refillable welded steel gas cylinders

重复充装式钢质焊接气瓶

The barge is all welded steel construction.

该驳船是全焊接钢结构。

Pressed and welded steel banjo housing, single reduction, hypoid.

冲压，焊接钢班卓琴住房，单减少，双曲线。

The welded pipe includes: Hot volume welded steel pipe, cold volume welded steel pipe, spiral steel pipe, single slit steel pipe, many seam weld steel pipes.

焊管包括：热卷焊接钢管，冷卷焊接钢管，螺旋钢管，单缝钢管，多条缝焊接钢管。

Give qualitative two means to take account of standard for steel strip and welded steel pipe.

在全面考虑钢带和焊管标准的基础上,提出解决钢带判定的两种方法.

The fuselage is welded steel structure, the composition of V-belt and gear drives.

其机身为钢管焊接结构，由V型皮带和齿轮组成传动装置。

Alkaline pulping is carried out in welded steel digesters, usually without lining.

硫酸盐法制浆一般是在焊接成的不带衬套的钢质蒸煮锅中进行的.

Pressed and welded steel banjo housing, single reduction, hypoid gear, ratio 6.33:1

冲压，焊接钢班卓琴住房，单减少，双曲面齿轮，比6.33：1。