jumbolter翻譯，jumbolter的意思，jumbolter同義詞，jumbolter的反義詞，jumbolter短語詞匯

詞語：jumbolter

jumbolter的解釋

jumboltern. 錨桿鑽機，桿柱鑽機

jumbolter的意思

jumbolter 錨桿鑽機;桿柱鑽機;桿柱鑽機 錨桿鑽機;桿柱鑽機 錨桿鑽機;

jumbolter的參考例句

1.After several years to jumbolter research, the hard rocks always present in the soft ones in the wall rock procedure using jumbolter, which results in changing the boring tool during the procedure. 經過幾年對錨桿鑽機的跟蹤研究，發現錨桿鑽機在圍巖作業中常遇到軟巖中有硬巖夾層的現象，造成施工過程經常更換鑽具的問題。