头等的

It's a matter of prime importance.

这是头等重要的事。

Some pumps also increase the number of auxiliary components, such as blowing sand from top to bottom cups, functional joints, the purpose is to further prevent any sand in the pump tube between the deposition.

有些泵还增加一些辅助部件，如上下刮砂杯、功能接头等，目的也是进一步防止砂在泵筒之间的沉积。

But you're supposed to rank self-fulfillment — not academic performance — as your first priority.

但是你更应该把自我实现——而不是学业成绩——作为你的头等要事。

When companies face downturns, slashing expenses is one of the first things companies do.

而当公司经营状况不佳时，削减开支也往往成了许多公司的头等大事。

So it is vital to solve the problem of agriculture, which has a crucial influence on the social steability and ensuring our courtrys industry can develop sostenuto, stably, in phase in the new global environment.

解决好农业问题是关系到社会长期稳定和新全球环境下保障我国产业持续、稳定、协调发展的头等大事。

Can I have a first class berth on special express to Paris?

我要一张到巴黎的特快列车头等卧铺票。

It is of first importance to spread cultural and scientific knowledge among the people.

普及文化科学是头等重要的。

You are always willing and eager to subsume your interests and desires to his.

头等女友。你经常为他愿意牺牲自己的爱好。

B ut if it is true, it deserves to be the priority of our giving.

如果这是真的，那么它理应是我们努力的头等大事。

I 'd like a first class ticket to Warsaw for this Sunday.

我要一张本星期日飞往华沙的头等机票。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。