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...
There will be a radical swing to the right or the left.这样将出现极左或极右的情况。Oil prices continued an upward swing in New York this morning.今天上午纽约油价继续上扬。Keep the head of the club the same height throughout the swing.整个挥杆过程中要使杆头始终...
Diana's house was crowded with happy people whose spontaneous outbursts of song were accompanied by lively music...戴安娜的家里挤满了兴奋的人们，他们伴着欢快的音乐不由自主地引吭高歌。The radio flux is extremely variable, exhibiting erratic outbursts...
a notepad by the phone for messages电话机旁用于记录信息的记事本This allows you to keep confidential messages secure from unauthorised access.这可以让你的邮件安全保密从未经授权的访问.It is illegal to intercept radio messages.拦截无线电报是非法的。I phoned twice a da...