For example , the sunflower belongs to the species Helianthus annuus.

1、

The rose on ◆ your hip tattoos the skin to have helianthus unexpectedly so big!

你臀部上的玫瑰纹身居然有向日葵那么大!

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2、

In reality, helical springs symmetric pitch near both ends.

实际上弹簧两端螺旋角逐渐变小.

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3、

Helical gears are used to transmit motion between parallel shafts.

螺线齿轮被用于传送在平行的轴之间的行动.

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4、

The technology of pulling forming method of helical vane is introduced.

介绍螺旋叶片拉伸成形工艺方法.

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5、

Roller kiln using helical gear drive, oil bath lubrication.

辊道窑传动采用斜齿轮, 油浴润滑.

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6、

Helical bevel gears have infinite life, and are 50 % more efficient than single worm gears.

螺旋锥齿轮有无限的使用寿命, 而且比单蜗轮齿轮要高出50%以上的效率.

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7、

The rapidly quenched copper alloys containing high density vacancies produced helical dislocations during aging.

具有高浓度空位的急冷合金在时效过程中产生了蜷线位错.

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8、

The transmission is mechanical double levels controlled with constantly meshed helical gears , and coupling sleeve shift.

变速箱采用常啮合,斜齿轮传动,结合套换档, 双杆机械操纵.

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9、

The existence conditions of helical equilibrium are discussed as a special configuration of the rod.

作为特殊的平衡状态,讨论杆的螺旋线平衡的存在条件.

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10、

Deformation of helical buckling appeared on rod during down stroke is also analyzed.

同时分析了下冲程抽油杆所产生的螺旋弯曲变形.

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11、

The polynucleotide chain is helical.

多核苷酸键是螺旋形的.

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12、

Heat transfer characteristics of separated helical heat pipe are analyzed in this paper.

阐述了分离式螺旋热管的换热特性,并提出了将螺旋热管应用于蓄冷系统的新方案.

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13、

Turkey Hall area of 2000 square meters, the external rectangular, internal is a helical structure.

土耳其馆面积达2000平方米, 外部呈长方形, 内部则是螺旋状的结构.

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14、

Helical bevel gears have an infinite life, and are 50 % more efficient than single worm gears.

螺旋锥齿轮有无限的使用寿命, 而且比单蜗轮齿轮50%以上的效率.

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15、

In twelve patients with suspicion of pulmonary sequestration, enhanced contrast helical CT was performed.

方法:12例疑肺隔离症病人接受了螺旋CT扫描.

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16、

Sophisticated plastic helical gear parametric modeling process was described in this paper.

阐述了在精密塑料斜齿轮参数化建模过程.

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17、

Our simulated results are of some technological interest in fabrication of helical TWT.

这为生产厂家在考虑成本的前提下,有效控制工艺参数,提供了具有实际指导意义的参考.

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18、

Helical circular mixture, fast and uniform stirring.

螺旋循环搅拌使得原料混合更加均匀、快速.

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19、

It is the helical clearance area in API connections after making up that contributes to leaking.

API螺纹啮合后存在的螺旋性间隙是导致螺纹接头泄漏的根本原因.

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20、

This series machine is suitable for batchsingle manufacturing column straight pinions, slope pinions, helical gear gear.

该机床适用于批量及生产加工圆柱直齿轮、斜齿轮、链轮及蜗轮.

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