The content of hydrogen in steel decreases with increasing the ageing time.
随着时效时间的延长，盘条中氢含量逐渐降低；
The calcinations temperature and ageing time influence the performance of desulphurization gypsum.
测试了样品的性能，讨论了煅烧温度、吸附时间对吸附性能的影响。
The relationships between damage energies of HTPB propellants and storage ageing time were investigated by uniaxial repeated tensile test.
由单轴反复拉伸试验分别研究了含键合型防老添加剂和防老剂h的HTPB推进剂破坏能与贮存老化时间的关系。
The maximum tensile strength and yield strength were gained at peak-ageing, in addition, the elongation decreased with the extension of ageing time.
峰时效时合金的抗拉强度和屈服强度达到最大值，断后延伸率随时效时间的延长有下降的趋势。
The results showed that the influence factors on whiteness of pulp were breaking temperature, breaking time, ageing time, amount of deinking agent and times of washing.
结果表明：影响回收纸浆白度的因素主要有碎解温度、碎解时间、熟化时间、脱墨剂用量、洗涤次数；
The relationships between specific heat of PU rigid foam at low. temperature and such parameters as those of temperature, density and ageing time, etc., have been discussed.
讨论了聚氨酯硬泡沫塑料低温比热与密度、温度以及空气中存放时间等参数的关系。
The results show that amine content increases with ageing time and polyurethanes based on aromatic isocyanate has much better ageing resistance than ones based on aliphatic isocyanate.
芳香族异氰酸酯制成的聚氨酯比脂肪族异氰酸酯的耐老化性能好得多。
The different moisture absorbing rate to attapulgite clay raw mineral which should use different concentration sulphuric acid to activate and different result got with the different ageing time .
研究不同水份吸附级凹凸棒石粘土原矿用不同浓度稀硫酸活化，陈化时间不同，其脱色率变化情况。
This decline in vigour with the passing of time is called ageing.
生命力随着时间的流失而衰退叫做衰老。
This decline in vigour with the passing of time is called ageing.
生命力随时间的流失而衰退叫做衰老。
Nor to ignore the rows and rows of bunkers once used to shelter assault helicopters, their ageing concrete, for now, resistant to the effects of time and tropical weather.
无法忽视的还有那一排排曾经用来躲避直升机袭击的掩体，虽然已年代久远，但眼下仍能抵挡时间和炎热天气的侵袭。
The slender 100m-tall rocket, which is designed to replace the ageing space shuttle, blasted off at 11.30am local time from the Kennedy Space Centre in Florida.
体态修长、100米高的战神1-X的于当地时间上午11：30福罗里达州肯尼迪航空中心发射升空，它的设计是用于代替老化的航天飞机。
We think that she has a mutation in the genes that control her ageing and development so that she appears to have been frozen in time.
我们认为她的基因当中负责变老和成长的基因发生了变异，因此她看上去就仿佛被时间凝冻了。
At the same time, some drugs are also known to have anti-ageing properties—again, in “lower” animals.
有些药物也能起到抑制衰老的作用，这些也只在“低级”生物上做了实验。
At the same time, some drugs are also known to have anti-ageing properties-again, in "lower" animals.
同时，我们也得知有些药物也有防止衰老的特性——也是对于“较为低等”的动物。
After a string of ageing Kings, they may well-not before time-choose one of their own.
在经历了一连串的老国王之后，他们很可能老早之前就选好了第三代当中的一个。
At the same time, however, the boomers' ageing will create problems for America.
但是，这一代人的变老同时会给美国带来问题。
At the same time, demand for health workers has increased in high-income countries where not enough health workers are being trained locally and where the existing workforce is ageing.
同时，高收入国家需要更多的卫生工作者，因为当地培训的卫生工作者不够，而且现有工作队伍正在日益老龄化。
Women there are the primary caregivers for husbands, children and, often, for ageing parents; and even when in full-time employment, they are expected to continue to play this role.
这些地区的女性要照顾她们的丈夫、小孩，大多数人还要照顾年迈的父母。即使当她们是全职职业女性时，她们也理应继续扮演这些角色。
When a country is ageing (median age above 40), it again has a high dependency ratio, this time because of old people.
而当一个国家趋向老迈时(中位年龄在40岁以上)，依赖性比例仍然高，这是因为老人多的原故。
Ageing will clearly push up costs in time (see our special report in this issue), but it is not the main culprit yet.
老龄化推动成本上升显然是迟早的事(详见我们就此专题的特别报道)，但是它也还不是最重要的原因。
This decline in vigour with the passing of time is called ageing.
这种随着时间流逝的活力衰退就叫做衰老。
To ascertain the real making time of the document in view of the ageing characteristics and choosing the suitable identification means.
针对不同的老化特征，选择使用适合的鉴别方法可以确定文件制成的真实时间。
The process of ageing is a complex matter in which many different genes appear to be involved, but in time it may become possible to use gene therapy to slow down ageing, if not eliminate it.
衰老过程是一个复杂的事情，涉及到许多不同的基因。但是，人们即使不能消除衰老，最终也能够用基因疗法减缓衰老。
You see the words' veteran 'and' ageing 'next to your name but it's not the first time I've been written off.
你总能看到‘老将’，‘老头’这样的词和你的名字出现在一起，但我也不是第一次被人们鄙视了。
This decline in vigor with the passing of time is called ageing.
这种随着时间的流逝而精力衰退的现象我们称为衰老。
Short telomeres have been linked to premature ageing, disease and early death. So spending less time on the sofa could help people live longer by preventing their DNA from ageing.
端粒缩短会导致早衰、疾病甚至早逝，因此减少坐在沙发上既时间可以帮助防止DNA衰老，延长寿命。
The decline in vigor with the passing of time is called ageing.
随着时间的推移，人的精力的减退叫做衰老。
In the use of temperature range, silicate tube can be used for a long time, not easy ageing, not metamorphic avirulent insipidity, heat preservation performance for a long time.
在使用温度范围内，硅酸盐管可长期使用，不易老化、不变质无毒无味、保温性能长期不减。
In the use of temperature range, silicate tube can be used for a long time, not easy ageing, not metamorphic avirulent insipidity, heat preservation performance for a long time.
在使用温度范围内，硅酸盐管可长期使用，不易老化、不变质无毒无味、保温性能长期不减。
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