正在修理

The central heating system of this office building is down and several workers are repairing it right now.

这幢办公楼的中央供暖系统坏了，几位工人正在修理。

The clavichord is being repaired by a friend of my father's.

父亲的一个朋友正在修理这架古钢琴。

I'm fixing the hang glider.

我正在修理滑翔翼。

My father said that he was mending his bike.

我父亲说他正在修理自行车。

The man who/that is mending the car is my uncle.

那个正在修理汽车的人是我的叔叔。

My bike is being, repaired nom.

我的自行车正在修理中。

Pilot boats and light vessels are under repair.

领航艇和轻型舰艇正在修理之中。

I am repairing the plough to get prepared for tilling next year.

我正在修理耒耜，为明年的耕种做好准备。

Yes, sir, the repairmen are working on it now.

是的，先生。修护人员现在正在修理。

We could have been tarring the roof of one of our own houses. We were the lords of all creation.

就像是一个自由人正在修理自己家的屋顶，我们是万物之主。

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。