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1·Will we allow our national character to continue to erode on the liberal coattail?

我们将继续让我们的民族性格，对自由燕尾服侵蚀？

2·Here is a research on the performance of Minitype Fly - ash Built-up blocks — coattail combined blocks.

研究了一种新型粉煤灰砌块———燕尾卯眼体组合砌块的性能。

3·Introduces the applying results of free bolt self-standing welt and coattail antiwear cast steel tiny lining tile in type of DTM ball crusher.

介绍无螺栓自固衬板及燕尾形耐磨铸钢小衬瓦在DT M型球磨机上的应用效果。