Rising stem-inside screw is the most common and preferred design for bronze multi-turn valves.

These screws have threads that cut hole and are made to fasten metal to metal.

自攻螺丝的螺纹会在孔内切割出内螺纹孔,然后锁紧两块铁板.

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Straight-through one-way valves installed in a connecting thread of the pipeline.

直通式 单向阀 用内螺纹连接安装在管路上.

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The workers were using a tap to cut the screws.

工人们正在用刻内螺纹的工具刻螺纹.

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Longgao 3 was bred cross between long 03 ( a half-dent improved line ) and 706 ( A half-dent line ).

龙高3号是以自育系龙03为母本,外引改良系706为 父本 杂交育成.

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This usually occurs in old females and can be managed with medicine.

这通常发生在雌性进入老年期后,可以通过药物控制.

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Males are generally taller than females.

雄性动物通常长得比雌性动物高.

词典精选例句

The last 20-30 years has brought significant changes in male and female sex roles.

在过去的20-30年中,在男性和女性角色方面,发生了重大的变化.

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Indeed, in comparison, female sex tourism is insignificant.

的确, 相比较而言, 女性性旅游是微不足道的.

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The overthrow of mother-right was the world historical defeat of the female sex.

母权制的被推翻,乃是女性的具有世界历史意义的失败.

英汉非文学 - 家庭、私有制和国家的起源

In East Germany, the state-run studio DEFA produced seven movies in this mode, two of which appear in the series.

东德的国营电影制片厂DEFA制作了七部这种类型的电影，其中两部会在这个影展系列中放映。

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Zhao Defa thinks the fact of the peasants'lives reflects the living history and the transferring history of the views in one hundred years.

在赵德发那里，农民生存实景反映了百年农民立体化的生存史与观念流变史；

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Four years later, DEFA produced even groovier and loonier entertainment.

四年后，DEFA制作了更精彩、更疯狂的片子。

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We obtain a relation between the Nielsen number of coincidence points of two Dehn twists and the minimal geometric intersection number of the simple closed curves determining these two Dehn twist.

本文中，我们主要讨论曲面上一种特殊自同胚&Dehn twist的重合点，给出了重合点Nielsen数与闭曲线的最小几何相交数的联系。

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Gary Payne and Dick Dehn, 54 years together, also earned loud applause as they rode by in a rickshaw.

Gary Payne和Dick Dehn在一起54年了，当他们乘坐黄包车经过时，人群发出了响亮的欢呼。

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In 1911, M. Dehn gave three fundamental problems in combinatorial group theory: word problem, conjugacy problem and isomorphism problem.

1911年，M.Dehn提出了组合群论的三个基本问题，即：字问题、共轭问题、同构问题。

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Dehn Surgery on Knots with Tunnel Number One

洞数为1的纽结上的Dehn手术

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Hyperbolic Groups, Automatic Groups and Dehn Functions of Groups

双曲群，自动机群与群的Dehn函数

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A female enlisted person in the armed forces. Youths under eighteen cannot muster in.

在陆海空三军中被征召的女性人员。年龄不满18岁的青年不能征召入伍。

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Palin is the first female and the youngest person to be elected governor in Alaska, a huge and remote state that is home to key oil and gas reserves.

阿拉斯加是远离美国本土的一个大州，蕴藏着丰富的石油和天然气资源。佩林是阿拉斯加最年青的州长，也是那里的第一位女州长。

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An adult female person ( as opposed to a man).

成年女性（对立面是男人）。

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