常見(jiàn)例句雙語(yǔ)例句The blasting mechanism of smooth blasting soft mat layer charging construction (for example, air layer and layer) is introduced.以空氣墊層和水墊層爲(wèi)例介紹軟墊層光麪爆破裝葯結(jié)搆爆破機(jī)理。 返回 blasting mat