查询词典 instruments

The Astrolabe: One of the most important scientific instruments developed by Muslims which was also used widely in the West until modern times.

星盘：穆斯林所发明的最重要科学仪器之一，为西方及现代社会所广泛使用。

Other early instruments included the sextant and the astrolabe.

另外的早期仪器还有六分仪和星盘。

Sophisticated instruments which were to make possible the European voyages of discovery, such as the astrolabe, the quadrant, and good navigational maps, were also developed by Muslims.

复杂的仪器使得欧洲人得以进行海上探险，例如星盘、象限仪及好的航海图都是由穆斯林所发明的。

An analysis of the observations of these two instruments reveals that the accuracy of the Photoelectric Astrolabe Type Ⅱ is higher than the Danjon Astrolabe in all respects.

上海天文台用国产的Ⅱ型光电等高仪和丹容等高仪进行了一年平行试验观测，比较了两种仪器的观测精度，证明Ⅱ型光电等高仪的各项精度指标均优于丹容等高仪。

IPMS In addition to using the latitude observation stations ILS information, will be the international use of Astrolabe, compared with instruments such as the zenith tube observations get latitude information to an integrated manner, regularly publishes research and analysis in polar coordinates and polar motion.

IPMS除了利用ILS台站的纬度观测资料外，将国际上利用等高仪，相天顶筒等仪器观测得到的纬度资料来综合处理，定期发表地极坐标并研究分析极移。

The principles and a description of the main parts of the new instruments are as follows :(1)By means of a fused quartz mirror system and mercury horizon(shown in fig.4),a telescope with a fixed glass grid,three photomultipliers with respective a.c.amplifiers and a time recorder,the astrolabe can determine the time of almu- cantar transit of a star ...

新仪器的特点如下：(1)借助熔石英角镜组和汞地平、一架望远镜和固定的玻璃记录栅、三个光电倍增管及其交流放大器和一架计时仪，此仪器能无人差地测定星过等高圈时刻。

A security usually trades at above par when its income distributions are higher than those of other instruments currently available in the market.

通常在一个安全的收入分配水准之上时，都要高于其他仪器市场上现有的。

There are all kinds of instruments for measuring temperature and humidity which can not meet the demand of the nano scale accuracy measurement in the domestic and foreign industry at the present day.

在上述环境因素中，温度、湿度的测量和控制对纳米级精度的测量来说，是至关重要的。

Auden once said that all a writer needs is a pen, plenty of paper and "the best dictionaries he can afford "--but I agree with the person who said that dictionaries are instruments of common sense.

我一向对词典有着始终不渝的酷爱一奥登说过，一个作家的全部所需就是一支笔、够用的纸张和"他所能弄得到的最好的词典"——但我更赞同另一种说法，即把词典看成是一种常识的工具。

When no one is available to help, teachers can use written instruments and videotape or audiotape to obtain information about teaching performance.

当没有他人相助，教师可藉用书写工具、音带和影带，得到教学所表现的资。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。