In this paper, we make use of relative transverality unfolding to study the relation of strong relative AS, T finite determinacy of map germs with relative versal unfolding.

The process research on reducing the coil break defect of continuous hot-rolled strip and production control were introduced.

介绍减少热连轧钢卷横折缺陷的工艺研究和生产控制情况。

The method of eliminating Q235B hot rolled steel strip cross break defect by changing rolling process is described in this paper.

横折是指热轧板卷开卷过程中，在板卷的某个部位出现垂直于轧向的条状折痕。

Mechanism for generating the break marks has not been well justified, but so far, it is basically believed that the spike yield is the fundamental cause.

横折产生的机理还不十分清楚，但前人的工作基本证明了上下屈服点应力差是低碳钢产生横折的根本原因。

To eliminate the break marks, researches and experiments have been done by steelmakers at home and abroad, but the results were undesirable.

为了消除横折缺陷，国外和国内许多钢铁企业都做过研究和尝试，但效果始终不理想。

The opinions and distributing the comprehensive the transportation industry to promote the application of RFID technology.

《意见》印发后,全面加大了对交通行业RFID技术 应用的推进力度.

Issued by the Ministry of Land and Resources and effective as of, October 31 2000.

国土资源部于二零零零年十月三十一日印发执行.

We have had Eisenhower's letter to Chiang Kai-shek reproduced and distributed among you.

我们在会上印发了艾森豪威尔给 蒋介石 的信.

Has the minister consented to have his speech printed?

部长已同意印发他的讲话了 吗 ?

They handed out the printed text of the mayor's speech.

他们印发了市长的讲话稿.

If two men ride on a horse, one must ride behind.

两人同骑一马, 必有一人在后.

He could ride a horse at eight.

他八岁时就会骑马.

Or an alternative to ride a horse to pass the sea sand.

或者,可在这里选择骑马越过中一大片的沙海.

He hurt his leg while he was learning to ride a horse.

他学骑马时把腿摔伤了.

Have you learnt ( how ) to ride a horse?

你学会骑马了 吗 ?

Do you think you can ride a horse?

你会骑马 吗 ?

They go to ride a horse.

他们去骑马.

He teaches me to ride a horse.

他教我骑马.

Had two years since I ride a horse.

自从我骑马以来已经有两年了.

He learned to ride a horse at the age of nine.

他九岁时学会了骑马.

George had taught him how to ride a horse.

乔治已经教会了他骑马。