They were walking so fast that the small boy could hardly keep pace with them.

We feel in ourselves all the vigour and spirit to keep pace with the universe.

我们觉得自己活力充盈,精神饱满,可与宇宙并驾齐驱.

The girls had to hasten their steps to keep pace with his.

女孩子们得加快步子才能赶得上他.

He was so unfit he couldn't keep pace ( with us ).

他身体很不好,跟不上 ( 我们 ).

She works so fast I cannot keep pace.

她干得很快,我跟不上.

Keep on with your training, good-bye.

忙你的训练吧, 再见!

Also , we'll keep on with strengthening and expanding our business system consistently.

不断强化、拓展自身的网络贸易体系.

I keep on with difficulties in the experiment. I can hardly on.

我在实验中不断地遇到困难, 几乎做不下去了.

I had to keep on with the deception.

我必须继续蒙混下去.

Relationships can be defined to exist between elements that are contained in different LUs.

被包含在不同的逻辑单元中的元素之间的关系可以被定义。

Any number of LUs can be open and available for editing at the same time.

在同一时间，任何数量的逻辑单元都能够被打开并进行编辑。

Use a closure of many interrelated model/ LUs.

使用一族许多内部相关的模型/逻辑单元。

You can also create your own model/ LUs to use as templates.

您还能够将您自己的模型/逻辑单元创建为模板来使用。

This text carries on the pot experiment to study on the efficiency of six kinds of Slow controlled release fertilizer made by ourselves ( NAP, NAF, NAX; NHP, NHF, NHX).

对自制的6种缓控释肥料（NAP，NAF，NAX；NHP，NHF，NHX）的肥效进行盆栽试验研究。

The paper presents a study on NHF-ⅱ air centrifugal rotor superfine powder classifier newly developed. The classifier efficiency at different rotor speeds and exhaust capacity was studied.

对研究开发的NHF-Ⅱ空气离心转子超细粉分级机进行了性能试验，主要研究了转子转速、风量对分级性能的影响。

After 5 hours, the sheep in HF group all survived, and 2 sheep of NHF group died.

5h后HF组全部存活，NHF组死亡2只。

NHF, on the other hand, expresses the writer's understanding of society and life within the scope of political route.

而新历史小说以不违背政治路线为基准，通过作品自由表达创作个体对社会、人生的认识和体验。

Classifier performance of nhf-ⅱ air centrifugal rotor superfine powder classifier

NHF-Ⅱ空气离心转子超细分级机的性能

Keep left leg bent with heel planted. Put your weight on that leg.

保持左腿弯曲、踮起脚来.把你身体的重量放在左腿上.

Keep left along the wall.

沿着墙靠左边走.

We have to keep low profile.

我们必须保持低调.