外径

The grease should be laid on the periphery of seal ring, the inner of ladder-shaped screw thread and chuck ring oil channel during installation.

安装时应将橡胶密封圈四周，梯形螺纹内，压环油槽内，中心管外径上涂黄油。

The grease should be laid on the periphery of seal ring, the inner of ladder-shaped screw theread and chuck ring oil channel during installation.

安装时应将橡胶密封圈四周，梯形螺纹内，压环油槽内，中心管外径上涂黄油。

Revolving tolerance includes radial and axial runout of assembled bearing inner ring and outer ring, inner ring reference fcace runout with bore and outside cylindrical surface runout with outer reference face.

旋转精度是规定旋转时振摆的，包括内圈及外圈径向摆动和轴向摆动，内圈侧摆及外径面垂直度公差范围。

Actual outside diameters in millimetres for pipe are identical to those corresponding to the nominal pipe size in inches.

以毫米为单位的管道的实际外径与那些以英寸为单位的相应的公称管道尺寸相同。

This is clear fused quartz glass tube available as continuous machine drawn and automatic controlled tubing .this glass has the typical characteriastics of high purity ,good spectral transmission,weellcontrolled dimension and lower OH and so on .it serves as the first choice of heat resistant material for halogen lamps ,mercury lamps ,metal halide lamps and other quartz lamps .this glass can be supplied in the range of 3-80mm outside diameter,0.6-2.0mm wall thickness and 1200-1500mm length.

采用先进的连熔法生产技术，结合有效的自动控制系统生产出的透明石英玻璃管，具有纯度高，透射性强，尺寸控制严格，羟基含量低等特点，是卤素灯、汞灯、金卤灯和其他石英灯的首选抗高温材料，本公司生产的主要尺寸为外径3-80mm，壁厚0.6-5.0mm，长度1200-1500mm。

This is clear fused quartz glass tube available as continuous machine drawn and automatic controlled tubing. This glass has the typical characteriastics of high purity, good spectral transmission, well controlled dimension and lower OH and so on. It serves as the first choice for heat resistant materials for halogen lamps, mercury lamps, metal halide lamps and other quartz lamps. This glass can be supplied in the range of 3-80mm outside diameter, 0.6-2.0mm wall thickness and 1200-1500mm length.

采用先进的连熔法生产技术，结合有效的自动控制系统生产出的透明石英玻璃管，具有纯度高、透射性强、尺寸控制严格，羟基含量低等特点，是卤素灯、汞灯、金卤灯和其他石英灯的首选抗高温材料，本公司生产的主要尺寸为外径3-80mm，壁厚0.6-2.0mm，长度1200-1500mm。

Rotating transform, the formation of a 40 point, the diameter of 100 and 200 the diam...

用旋转变换的方法生成一个有40个点，内径为100，外径为200的星形图形。

Steel handrails with top rails of galvanised steel pipe of 34 mm outside diameter and two rows lower rails of 19 mm diameter, galvanised steel round bars, to be fitted on structural decks as shown on the G.A.

如总布置图所示，钢扶手的顶部采用外径φ34mm的镀锌钢管，下面安装有2排直径为φ 19mm的镀锌钢管，并且镀锌的钢制圆杆安装在甲板上，扶手的布置应满足规范的要求。

The wiper die is designed according to the o.D. of the tube and the inside radius of the former.

成型模是根据管子的外径和former的内径设计的。

Contact laid means the distance between the laying cable is not more than 2 times of cable O.D.

接触即指电缆相互靠在一起或相互间距小于二倍的电缆外径。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。