The Cambrian - Ordovician strata in Luxi Block are very continuous and well exposed.鲁西地块的寒武 - 奥陶纪地层出露连续,露头较好.Seven cattle breeds , including Simmental, Charolais, Limousin , Angus, Jinnan, Qinchuan, Luxi, were used as ex...
He made the crossing from Cape Town to Sydney in just over twenty-six days.他在短短26天内从开普敦横渡到悉尼。" This lasted twenty - six hours from the time when I first saw her.“ 从我初见她时算起,她一直喊叫了 二十六 个小时.She is known to have conveyed the...
The federal Environmental Protection Agency has determined that DEET, when used as directed, is safe.联邦环境保护机构已经认定,DEET, 当在指导下使用是安全的.DEET and other chemicals that against insects can keep mosquitoes from biting.避蚊胺和其他能驱赶昆...
沸腾钢在铸锭前不脱氧或轻度脱氧.In the case of rimming steel, no or some deoxidation is carried out before casting.由于废弃的部分小,沸腾钢的成材率较高.With small portion to be scrapped rimming steel has a high yield of good steel....