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1·The main points to be inquired are composition, technology, cost and blasting and storage function of the emulsion explosive.

并着重从配方、工艺、成本、爆炸及贮存性能等方面进行了具体的探讨。

2·Since the technology of mixed and charged emulsion explosive truck was introduced into China by the Ministry of Metallurgical Industry in early 80's, it has been only used in mines.

我国自80年代初由冶金部引进炸药混装车技术以来，一直仅限于矿山使用。