He was shipwrecked after visiting the island...他在到那个岛上观光后就遭遇了海难。He was shipwrecked after visiting the island.他在到那个岛上观光后就遭遇了海难。Helicopters fly in appalling weather to succour shipwrecked mariners.直升机在恶劣的天气条件下起飞前去援救遇难的船员。T...
Helicopters fly in appalling weather to succour shipwrecked mariners.直升机在恶劣的天气条件下起飞前去援救遇难的船员。The shipwrecked couple were rescued by two fishermen.遭遇海难的那对夫妻被两名渔夫救起。He was shipwrecked after visiting the island.他在到那个岛上观光后就遭...
The methods of regeneration and preventing deactivation of catalysts are reviewed briefly.简要介绍了催化剂的再生和防失活等方面的技术.The coking and deactivation of virgin naphtha aromatization catalyst are studied on isothermal reactor.利用等温固...