The outer barrel of the syringe should be transparent enough; bench line can be seen distinctly.
注射器外套应有足够透明度，能清晰地看到基准线。
When coring barrel gets stuck downhole, it is very easy to back off safety joint to trip out inner barrel and cores, and only left outer barrel for fishing operation.
当岩心筒在井下被卡住时，很容易地从安全接头螺纹处倒开，起出内筒和岩心，只留下外筒进行打捞。
Sealing coring tools mainly consists of external threaded adapter, balance piston, limit joint, inner and outer barrel, core catcher, locating pin, sealing head and coring bit.
密闭取心工具主要由外螺纹接头、平衡活塞、限位接头、内外筒、卡箍岩心爪、定位销、密封头、及取心钻头等部件组成。
The utility model relates to a portable instant noodle barrel which belongs to the food packaging field and comprises an inner barrel and an outer barrel which are provided with screwed joints.
该实用新型属于食品包装领域，它是由带螺丝接口的内桶和外桶两部分组成。
Spherical roller bearings are double-row, self-containing units that comprise solid outer rings with a concave raceway, solid inner rings and barrel rollers with cages.
球面滚子轴承是双列，自我包含的单位，包括坚实的外圈与凹面滚，固体和内圈与辊每桶笼。
The symmetrical barrel rollers position themselves freely on the concave outer ring raceway, which compensates for any shaft misalignment or flexing.
对称每桶辊位置上自由凹外圈滚道，使用户在任何轴偏心或展示。
The barrel shape structure work like an overhanging beam and when subjected to earthquake load, its dynamic stress of outer frame is greater than that of inner tube.
超高层筒体结构近似悬臂梁弯曲受力构件，在动力作用下，外框剪力墙的动应力反应要大于核心筒墙的动应力反应。
Threadless anti-impact smooth sections can be arranged on the outer ends of the threaded sections of both ends of the steel barrel.
可在钢桶的两端的螺纹段外侧设置着无螺纹的抗冲击光面段。
The barrel rollers are supported by the high inner-ring lip and can align themselves in the spherical outer raceway.
滚子具有高内圈垫片可以在球面外滚道自动调整。
The barrel has a front end terminating in an edge surrounding the opening, the edge having an outer circumference substantially equal to the barrel outer circumference.
筒具有前端，该前端的端部是围绕开口的边缘，该边缘的外周边基本上等于筒的外周边。
The pump barrel of the hand-press pump is arranged in a liquid medicine box, and the pressure storage barrel is usually arranged at the outer side of the liquid medicine box.
手压泵的泵筒设置在药液箱里，手压泵的储压筒一般设置在药液箱外。
A rubber gasket seal is used between a clamp nut of a barrel screw bolt and the outer wall of the barrel body of the utility model.
筒体螺栓的紧固螺母和筒体外壁之间也采用橡胶垫圈密封。
The drill bit in a cone shape outside has an outer diameter larger than or equal to the drill barrel to form an outer bulge.
钻头外侧呈锥体形状，钻头外径大于或等于钻筒外径形成外凸。
The drill bit in a cone shape outside has an outer diameter larger than or equal to the drill barrel to form an outer bulge.
钻头外侧呈锥体形状，钻头外径大于或等于钻筒外径形成外凸。
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