It is necessary to move an appreciable mass of ink or lead.

Brittle fracture. Fracture that occurs by rapid crack propagation and without appreciable macroscopic deformation.

通过快速裂纹扩展发生断裂, 没有明显的宏观变形.

The influence of reaction temperature and WHSV on conversion of propylene oxide appreciable.

反应温度和空速对环氧丙烷的转化率影响不大.

Thermoplastic materials can be remelted and cooled time after time without undergoing any appreciable chemical change.

热塑性材料能够不断的再熔化和再冷却而不需要经历任何可测量的化学变化.

These fats also contain appreciable amounts of fully saturated triacylglycerols and exhibit relatively high melting points.

这些脂肪还含有大量饱和三酰基甘油,熔点较高.

This has not had an appreciable effect on production.

此事未对生产造成显著影响。

This intermediate would not be expected to build up to any appreciable concentration.

不应指望这个中间体会以可观的浓度存在.

The cross sections for these fusion reactions are appreciable only for incident energies above 10 KeV.

只有当入射能量超过10千电子伏时,这些聚变反应的截面才是可观的.

Certain species of seaweed have been reported to contain appreciable quantities of Vitamin B 12.

曾有报道某些种海藻含有相当量的维生素B12.

The supersaturation used is too low to produce an appreciable rate of nucleation.

所用的过饱和度太低,不能产生一个值得重视的成核率.

Only the penetration method has been used to any appreciable extent.

只有穿透法获得了较广泛的应用.

The earth's rotation and its motion around the sun add an appreciable frequency shift.

地球自转与地球绕日公转产生附加的频移.

At high gas velocities the circulation of solids becomes appreciable.

在高气速时,固体颗粒循环变得显著了.

This subject has made appreciable advances in the past few years.

过去几年中这方面已有较大的进展.

A neutron has no appreciable electromagnetic interaction with nuclei or with electrons.

中子与原子核或与电子并没有可察觉的电磁相互作用.

The cost of screen drag is appreciable in almost all installations.

阻尼网的阻力损耗在几乎所有的装置中都是很大的.

There is no appreciable difference between the two.

两者之间没有什么(可感到的)区别.

There is no appreciable distinction between the twins.

在这对孪生子之间看不出有什么明显的差别.

We bought an appreciable piece of property.

我们买下的资产有增值的潜力.

I can find no appreciable differences in the witnesses'descriptions of the accident, they seem the same.

在我看来,证人们对事故的描述没有什么明显的区别, 都是一样的.

It contains less than 1 per cent fat, an appreciable amount of protein, and a high content of minerals.

它所含脂肪不到1%，富含蛋白质，矿物质含量也很高。