A new large heat input welding high strength low alloy steel with low susceptivity to weld cold cracking was developed and the cold strain aging behavior was investigated.

研制了一种低焊接裂纹敏感性高能量输入焊接用低合金高强钢，并研究了其冷应变时效行为。

youdao

You know the guy who developed the premier cold-hardy strain of peach tree.

你知道是谁培育出最早的耐寒桃树。

youdao

Sharing lipsticks, lip glosses or lip balms with someone who may have a strain of the herpes virus could leave you with cold sores of your own.

如果与感染了某种疱疹病毒的人共用口红，唇彩或润唇膏，你也会被感染。

youdao

Hundreds of millions braved the cold winter weather to travel home to be with their families, putting a great strain on the country's transport system.

VOA: standard.2010.02.14

"Cold weather puts an extra strain on the heart, " the CDC said, also noting that overexertion can become even more dangerous to those with heart conditions in the Arctic cold.

CNN: SHARE THIS

When people first immerse themselves in such frigid water, their bodies go into "cold shock, " and they start gasping for air, which puts a strain on the heart.

CNN: Are polar bear plunges good for you?

Rather than putting extra strain on services vital for real emergencies at this busy time of year people with cold and flu symptoms should use available medication and if worried visit a pharmacist for expert advice.

BBC: NHS Northamptonshire self care plea for winter bug