Jig plates can be divided into fixed , hinged demountable and swing types.常见的钻模板有固定式、铰链式、可卸式 、 悬挂式等四种结构形式.Oil prices continued an upward swing in New York this morning.今天上午纽约油价继续上扬。His moods swing alarmingly.他的心情时好时坏，令人担...
一对黄鹂飞落在拂动着的柳树枝条上.A pair of orioles alighted on the frisking branch of a weeping willow.研究都市林生态系统对黄鹂栖息的影响.Studying the impact of urban ecosystem on black - napped orioles in Taiwan.提出黄鹂族群的栖地保护对策.Proposing the strategies o...
In conclusion, more theoretical and experimental research must be conducted.总之, 必须进一步开展理论和试验研究.In conclusion, the writer warned his young readers, " You must guard against falling in love.最后作者教训似地劝告青年: “ 应该反对恋爱,不可轻惹情丝. ”...