DWTT造句怎麼寫

1、Influence of Microstructure to DWTT Property of X70 Pipeline Steel

3、THE CORRELATION ANALYSIS BETWEEN COOLING MEDIUM AND COOLING RESULT OF DWTT SPECIMEN

5、But for medium thickness pipe DWTT, it usually converse fraction of figure transforming much in break part, and make specimen failure.

7、論述了落錘撕裂試驗的方法和標準，並對用DWTT來評定管材及其焊接接頭的韌脆轉化能力進行了探討。

4、Experimental Investigation to Fracture Behaviors of Drop-Weight Tear Test(DWTT) Specimens for High Performance Pipeline Steel

2、Factors Affecting DWTT Property of X80 Pipeline Steel

6、但是中厚壁鋼管DWTT試驗經常產生解理斷裂部分塑*變形大的逆向斷口，使試樣無效。