Water Supply & Drainage Design for Observatory;
浅谈天文台的给排水设计
In this paper, the histories of observatory, instruments of astronomy and calendar was described during the period of the Mongolian domination.
阐述蒙古民族在元王朝主政时期设立天文台、改进天文仪器和历法的历史功绩,初步分析了其发展条件及原因,以充分事实说明蒙古民族在中国古代天文学发展中所做出的卓越贡献。
This paper gives a brief account of the Observatory, and concludes that not long after the founding of Jiangnan Arsenal in 1865 an astronomer and mathematician named Jia Buwei (1827-1902) established an observatory and aplanetarium at the Arsenal out of the need of compiling nautical calendars.
“过去人们不知道上海江南制造局有天文台，该文认为在江南制造局成立不久，由于编制航海年历等的需要，由贾步纬建立了天文馆和天文台，李等人在那里进行过观测工作。
Round-roof control system of the astronomical observatory is constructed,which is functionally powerful and stable.
将工控机强大的人机接口功能和丰富的应用软件功能与PLC的高可靠性、强大的指令系统和模块化结构等优点结合起来,实现了两者优势互补,构建了一种性能稳定、功能强大的天文台圆顶智能控制系统。
Mother is afraid we will get sunstroke while fishing on such a hot day
母亲担心我们这麽热的天钓鱼会中暑
Mother was afraid we would get sunstroke while fishing on such a hot day.
母亲担心我们这么热的天钓鱼会中暑。
Shall we go fishing today, Hao Tian?
浩天，我们今天去钓鱼吧。
We went fishing yesterday and I caught three fish.
我们昨天去钓鱼，而我钓了三条。
Today I have half a mind to go fishing.
今天我有点想去钓鱼。
They went fishing yesterday.
他们昨天去钓鱼了。
He'll go fishing this afternoon.
他今天下午去钓鱼。
Let's go fishing today.
我们今天去钓鱼吧。
Who was going to go fishing with you this afternoon ?
今天下午谁和你去钓鱼?
They fished all day in the fiver.
他们整天在河边钓鱼。
amusing themselves with fishing, and talking.
钓鱼、聊天，不亦乐乎。
He caught several fish the other day.
前几天他钓到几条鱼。
Let's make a date to go fishing next Sunday.
我们就定在下星期天去钓鱼吧。
Let's go fishing this Sunday.
这个星期天我们去钓鱼吧。
I'm afraid we can't go fishing today.
恐怕今天我们不能去钓鱼了。
A: Let's go fishing this Sunday.
甲：这个星期天我们去钓鱼吧。
Yes. I like fishing after school and on Sundays.
是的，放学以后和星期天我喜欢去钓鱼。
He cut school and went fishing yesterday.
他昨天没去上学，跑去钓鱼了。