Warning: file_put_contents(/www/wwwroot/ppbbu/bieo.cn/cache/a0d2c150b6eedda34e388ab4c5cec2bb.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/bieo.cn/index.php on line 58 drill stem buckling是什么意思，drill stem buckling的翻译，drill stem buckling音标、读音、用法和例句_衣物护欧路词典
On the basis of energy method, the possibility of drill stem buckling in inclined straight hole is studied. 本文应用虚位移原理，在充分考虑钻柱所处的特殊环境的基础上，考察了斜直井眼中钻柱屈曲的可能性。