Whether the section coal pillar is stable or not is the key to safety of irregular blocks coal mining.

区段保护煤柱的稳定与否是不规则块段安全开采的关键。

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Objective In order to study the testing numerical value of urine iodine and hair iodine is stable or not.

我们根据发碘的测定值可以探讨本地区的发碘正常值范围。

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Stable or not, HD 131399a is fascinating to astronomers in part because it helps fill in gaps in our knowledge of how planets form and change orbit.

无论稳定与否，HD 131399 A星系对天文学家们有着巨大的吸引力，一部分是因为它的发现填补了我们现有知识的一处空白，即行星如何形成以及如何变动轨道。

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Now, He2, stable or not?

现在He2，稳定吗？

麻省理工公开课 - 固态化学导论课程节选

Or vaccines that could be transported more easily— the hepatitis vaccine that we get is not stable unless it's refrigerated.

或者令疫苗更易于运输,现在的肝炎疫苗一定要冷藏,否则它就不稳定

耶鲁公开课 - 生物医学工程探索课程节选

The question now is, is H2 stable or will it not form?

现在的问题是，H2稳定吗，它到底会不会形成？

麻省理工公开课 - 固态化学导论课程节选

And the choice that the United States faces in all of these matters is whether to increase its capacity, to accept such energy from the most secure, most stable and friendliest location it can possibly get that energy, which is Canada, or from other places that are not as secure, stable or friendly to the interests and values of the United States.

WHITEHOUSE: President Obama and Prime Minister Harper Press Conference | The White House

The boss of a firm in a stable or declining industry should probably not be paid in the same way as one in a fast-growing high-tech market.

ECONOMIST: Bosses' pay

Meanwhile, in the U.S., 14 percent of us save 15 percent or more of our income and 51 percent of us say we are either in immediate financial trouble or not financially stable, meaning living paycheck to paycheck.

FORBES: For Investors, A Truer Story About China