As in the obstacle race, different techniques are required over different obstacles, as well as different qualities of athletes.

在障碍赛跑中，不同的障碍有不同的跨越方法，对运动员的素质也有不同的要求。

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The combustion process of gas with coal dust or gas with different obstacles in fire-accelerating pipelines has been experimentally studied.

在火焰加速管中，对不同障碍物情况下的纯瓦斯、有沉积煤尘的瓦斯燃烧过程进行了实验研究。

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The serious omission of legal system in enterprise trusteeship is the basic reason of different obstacles exists in practice, and also the reason that we have to seek the administration help.

企业托管这一特殊的企业经营行为中法律严重缺位是托管实践存在的各种障碍的根本原因，也是其不得不寻求行政帮助的症结所在。

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And in both cases, psychologists say their fathers' presented different obstacles and opportunities.

CNN: STORY HIGHLIGHTS

We talked about the different obstacles that are there for complying with transportation obligations that have been established at NAFTA, a situation that impacts jobs, companies and consumers in Mexico and in the United States.

WHITEHOUSE: President Obama and President Calder��n Press Availability | The White House

The obstacles are different for male and female entrepreneurs in two important ways.

FORBES: China 30 Under 30 List: Women Entrepreneurs Face More Hurdles Than Men In China - Forbes