基本解釋[經(jīng)濟(jì)學(xué)]氣動給進(jìn)鑽機(jī)詞組短語短語air -feed drill pneumatic feeding drill 氣動給進(jìn)鑽機(jī)pneumatic feeding drill更多詞組專業(yè)釋義經(jīng)濟(jì)學(xué)氣動給進(jìn)鑽機(jī)