常見例句雙語例句Its iron ball consists of iron shell, drug-charging hole, drug-permeating pores and Chinese prepared medicine.其鐵球又是由鐵殼、裝藥孔、滲藥孔、中成藥組成。ip.comWith the ceaseless injection of oil and the migration passage prolonging, the result is that migration force increases and oil comes into little hole near charging point.隨著油的不斷注入,油相通道的延長,導(dǎo)致運(yùn)移驅(qū)動(dòng)力增加,這相應(yīng)導(dǎo)致油進(jìn)入近注入點(diǎn)的較小的孔隙。Spacing charging at blast hole bottom is studied to reduce the seismic, which can make the ratio of vibration reduction to 10-15% and reduce the ratio of boulder and root as accessorial method.還進(jìn)一步進(jìn)行了孔底空氣間隔器的降震實(shí)驗(yàn)的研究,其降震率達(dá)10~15%,作為張溝采場(chǎng)輔助的降震措施,并且有效地降低了大塊率和根底的產(chǎn)生。 返回 charging hole