螺旋面

As applications, the 2nd elastic moduli are used to explain the effect of chiral angle on asymmetry behavior of torsion, and finite deformation problems of single-walled carbon nanotubes are successfully simulated by the thin shell model.

作为应用：利用面内的2阶模量解释了纳米管螺旋角相关的力学行为：扭转不对称现象。利用薄壳模型成功模拟了单壁纳米管的大变形弹性失稳行为。

A mathematical model of spiral bevel gear tooth surface was built by analyzing manufacture method and meshing theory.

通过分析锥齿轮的加工方法和齿轮啮合理论，建立了螺旋锥齿轮齿面数学模型。

The contact of the Kilngelnberg spiral bevel gear is analysis.

对克林根贝格螺旋锥齿轮的齿面接触情况分析。

The gear tooth flank form is a very important factor to dynamic performance of spiral bevel gears.

螺旋锥齿轮的实际齿面形状是影响其动力学性能的一个非常重要的因素。

As the protomers assemble, the characteristic helical or icosahedral shape of the capsid takes form.

作为protomers装配的特点螺旋或二十面体形状的外壳中形成。

By the furnace body, the stainless steel crucible, electrically operated toward the multiple swinging material frame, stainless steel fast Leng Bao, the heating unit and control the warm cabinet to be composed automatically, may use the different resolver, carries on components quenching, the tempering heating, the isothermal quench to cool, the liquid thermochemical treatment and so on many kinds of crafts, the furnace body becomes by the section and the steel plate welding, the stove surface uses δ=14mm the board to make, the nitre salt furnace lining uses the ultra light quality high strength 0.6g/cm3 micro bead refractory brick, clamps the stratification aluminum silicate textile fiber, the furnace lining and the furnace shell fills the heat preservation inflation heat preservation powder, the entire structure for the standard energy conservation furnace lining, the nitre salt stove's heating element uses the thick diameter 0Cr25Al5 high temperature resistance wire to circle spiral-shaped according to the average temperature cloth silk law,Places in the furnace lining puts on the silk brick, puts the silk brick to use the front part to go up 20° against falls the silk brick, the resistance wire is not easy to drop out.

由炉体、不锈钢坩锅、电动往复式摆动料架、不锈钢速冷包、电热元件和自动控温柜组成，可以使用不同溶剂，进行零件淬火、回火加热、等温淬火冷却，液体化学热处理等多种工艺，炉体由型钢和钢板焊接而成，炉面采用δ=14mm板制成，硝盐炉衬采用超轻质高强度0.6g/cm3微珠耐火砖，夹层置硅酸铝纤维，炉衬与炉壳间填充保温膨胀保温粉，整个结构为标准型节能炉衬，硝盐炉的发热元件采用较粗直径0Cr25Al5高温电阻丝绕成螺旋状按照均温布丝法，安置在炉衬的搁丝砖上，搁丝砖采用前部上翘20°防掉丝砖，电阻丝不易掉出。

It's consists of furnace body, stainless steel crucible, electrically multiple swinging material frame, stainless steel fast cooling package, galvanothermy unit and the automatical control temperature tank, can use the different impregnant, carry through part quenching,tempering heating,isothermal quenchcooling,liquid chemical heat treatment and so on many kinds of technics, the furnace body is welded by profiled bar and armor plate, the surface of furnace is made of δ=14mm board, the nitre salt furnace lining from ultralight high-strength 0.6g/cm3 micro bead refractory brick, clamp stratificationfilled with aluminum silicate fiber, the middle of furnace lining and furnace shell filled with expanded heat preservation powder, the entire structure is the standard energy-saving furnace lining, according to the average temperature cloth silk law, the nitre salt furnace's heating element uses the

由炉体、不锈钢坩锅、电动往复式摆动料架、不锈钢速冷包、电热元件和自动控温柜组成，可以使用不同溶剂，进行零件淬火、回火加热、等温淬火冷却，液体化学热处理等多种工艺，炉体由型钢和钢板焊接而成，炉面采用δ=14mm板制成，硝盐炉衬采用超轻质高强度0.6g/cm3微珠耐火砖，夹层置硅酸铝纤维，炉衬与炉壳间填充保温膨胀保温粉，整个结构为标准型节能炉衬，硝盐炉的发热元件采用较粗直径0Cr25Al5高温电阻丝绕成螺旋状按照

By the furnace body, the stainless steel crucible, electrically operated toward the multiple swinging material frame, stainless steel fast Leng Bao, the heating unit and control the warm cabinet to be composed automatically, may use the different resolver, carries on components quenching, the temperingheating, the isothermal quench to cool, the liquid thermochemical treatment and so on many kinds of crafts, the furnace body becomes by the section and the steel plate welding, the stove surface uses δ=14mm the board to make, the nitre salt furnace lining uses the ultra light quality high strength 0.6g/cm3micro bead refractory brick, clamps the stratification aluminum silicate textile fiber, the furnace lining and the furnace shell fills the heat preservation inflation heat preservation powder, the entire structure for the standard energy conservation furnace lining, the nitre salt stove's heating element

由炉体、不锈钢坩锅、电动往复式摆动料架、不锈钢速冷包、电热元件和自动控温柜组成，可以使用不同溶剂，进行零件淬火、回火加热、等温淬火冷却，液体化学热处理等多种工艺，炉体由型钢和钢板焊接而成，炉面采用δ=14mm板制成，硝盐炉衬采用超轻质高强度0.6g/cm3微珠耐火砖，夹层置硅酸铝纤维，炉衬与炉壳间填充保温膨胀保温粉，整个结构为标准型节能炉衬，硝盐炉的发热元件采用较粗直径0Cr25Al5高温电阻丝绕成螺旋状按照

The declination axis is set on the two ends of the inner frame in east-west direction.Using a hand-operated screw adjusting mechanism,the angle between the receive plane and the right ascension axis is controlled to be equivalent to the latitude every day.Tracking time is limited from 7 am to 5 pm,the concentrating area is 10 m~2,and the driver power is only 12 W.

自行设计了双轴调节太阳跟踪装置，其特征在于通过南北向布置的赤经轴按时钟角速度转动，同步带动一个挂在赤经轴两端的内框转动，在内框的东西框边的赤纬轴上安装有接收面支架，由手动螺旋调节机构调节接收面支架的平面与赤经转轴的夹角每天等于赤纬度。

Roller contour of bonding pad roll for SSAW pipe unit has a sensitive effect on welded pipe forming and welding quality,improper roller contour may result the occurence of defects such as offset and crack of inside-welding.

螺旋焊管机组焊垫辊的辊面形状对焊管成型、焊接质量有较大的影响，不当的辊面形状有可能产生错边、内焊裂纹等缺陷。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失