查询词典 fractions

Petroleum as it is found in the earth is a combination of several fractions.

地下发现的石油是由几种馏分组成的混合物。

Each of the fractions is still a mixture of many different compounds.

每一种馏分仍然是许多不同化合物的混合物。

He picked up all the fractions of the broken glass carefully.

他小心地拣起所有的玻璃碎片。

I can't add two two, let alone do fractions.

我连2加2都不会，更不要说做分数题了。

All of the other fractions showed only very low activity or were inactive.

其它所有的馏分只有很低的活性或不具活性。

It is very hard for the sixth and fifth graders to understand the concept of division of fractions.

中文摘要分数对国小学童来说是一种非常抽象的概念，往往因为不了解分数的意义，而无法进行有意义的解题活动。

Readily biodegradable COD is one of the most important fractions in the application of activated sludge models.

易生物降解有机物是活性污泥数学模型应用中的关键性组分。

Two liquids of exactly the same color and intensity will transmit equal fractions of the light directed through them.

完全相同的两种液体所能通过的光线也完全相同。

Two liquids of exactly the same color and intensity will transmit equal fractions of the light directed through them.

一种检索或存储记录的方法，通过散列算法将用户指定的值转换成文件中的一个地址。

Two liquids of exactly the same color and intensity will transmit equal fractions of the light directed through them.

应就被检测材料表面层的厚薄同红外线光谱强度之间的关系进行适当选择。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。