timekeeping 中文意思是什麼

Major exhibits of the " ancient chinese astronomy " exhibition are on loan from the beijing planetarium, the beijing ancient observatory and the suzhou institute of ancient astronomic and timekeeping instruments

中國古天文成就展主要展品由北京天文館北京古觀象臺及蘇州市古代天文計時儀器研究所提供，互動展品由香港科學館及香港太空館聯合製作。

The steelyard clepsydra, a special type of clepsydra, had been the chief timekeeping instrument during the sui - tang period and the earlier stage of the northern song dynasty

摘要秤漏是一種特殊類型的漏刻，在隋唐及北宋前期曾是司天機構的主要計時儀器。

Make the minimum of p or simulated figures show a big bell, but still audible timekeeping, as london s " stupid bell, " the same. main functions are : - open lid can

同時能使小p顯示一個大的數字或模擬鐘，而且還能發聲報時，就像倫敦的「大笨鐘」一樣。

" moving stars, changing scenes " is an introduction to the achievements of ancient chinese astronomy. divided into 4 sections, the publication focuses on ancient chinese star maps, observational instruments, astronomical records as well as timekeeping devices

香港科學館出版的星移物換，以不同的角度介紹中國古代天文學的成就及特色，內容包括古代的星圖天文觀測儀器觀象文物及計時工具等。

It created a standard for internet timekeeping that eliminated time zones, dividing the day into 1, 000 increments that are the same anywhere on the globe, with the meridian at biel, switzerland, the location of swatch ' s headquarters

他們為網際網路設計了新的計時標準，不採取時區制，而是將每一天分隔成1000個單位，世界各地都標示同樣的時間，以通過帥奇?總部所在地（瑞士俾爾市）的經線為本初子午線。

Horology. timekeeping instruments. symbolization of control positions

鐘表業.測時儀器.控制位置的符號表示

Timekeeping instruments - conditions for carrying out checks on radioluminescent deposits

測時儀器.輻射發光鍍層檢驗條件

Timekeeping instruments - wristwatch cases - fixing dimensions of non - spring - bar types

測時儀器.手錶外殼.無簧桿式固定尺寸

Timekeeping instrument - wristwatch - cases - fixing dimensions of non - spring - bar types

測時儀器.手錶外殼.非彈簧棒型的固定尺寸

David holmes, a social psychologist at manchester metropolitan university, said : “ good timekeeping is becoming a forgotten social etiquette, with a new generation considering lateness the norm rather than a faux pas that should be avoided

曼徹斯特都市大學的社會心理學家戴維?霍姆斯說： 「良好的守時習慣正在成為被遺忘的社交禮節，新的一代都認為遲到很正常，不是應該避免的失禮行為。 」

I hear harry has been booted out of his job for consistently had timekeeping

我聽說哈里因經常不遵守時間而被解僱了。

According to the request of this subject, we have developed the system hardware and software for the slave device and the inspection software running on the pc. in this paper all of the followings is illustrated detailedly, such as the research on the principles of measurement and its realization, three means of water - level measurement that are separately based on photo electricity coder, pressure sensor and potentiometer ; selection of the microchip, we choose an advanced integrated soc ( system on chip ) microchip c8051f021 as the main controller ; realization of signal sampling, processing and its conversion in the mcu ; application of high precision 16 bits adc cmos chip - - ad7705 in our system, designing its interface with the microchip and relevant program ; using a trickle charge timekeeping chip ds1302 in the system which can provide time norm and designing of its i / o interface and program ; additionally, a 4 ~ 20ma current output channel to provide system check - up using ad421. in the system, ad421, ad7705 and the microchip compose spi bus ; to communicate with the master pc, here we use two ways which are separately rs232 and rs485 ; moreover, there are alarm unit, keyboard unit, power supply inspection unit and voltage norm providing unit in the system

針對研製任務的要求，課題期間研製了下位機系統硬體和軟體，開發了上位機監控軟體，其中所作的具體工作包括：測量原理的研究和在系統中的實現，在本次設計中用三種方法來進行水位測量，分別是旋轉編碼器法、液位壓力傳感器法和可變電阻器法；主控晶元的選擇，我們選用了高集成度的混合信號系統級晶元c8051f021 ；實現了信號的採集和處理，包括信號的轉換和在單片機內的運算；高集成度16位模數轉換晶元ad7705在系統中的應用，我們完成了它與單片機的介面設計及程序編制任務；精確時鐘晶元ds1302在系統中的應用，在此，我們實現了用單片機的i o口與ds1302的連接和在軟體中對時序的模擬，該晶元的應用給整臺儀器提供了時間基準，方便了儀器的使用；另外，針對研製任務的要求，還給系統加上了一路4 20ma模擬信號電流環的輸出電路來提供系統監測，該部分的實現是通過採用ad421晶元來完成的，本設計中完成了ad421與單片機的spi介面任務，協調了它與ad7705晶元和單片機共同構成的spi總線系統的關系，並完成了程序設計；與上位機的通信介面設計，該部分通過兩種方法實現： rs232通信方式和rs485通信方式；系統設計方面還包括報警電路設計、操作鍵盤設計、電源監控電路設計、電壓基準電路的設計。

Punching in another employee not only impacts our timekeeping and goes against company rules, it is also an ethical problem and constitutes fraud

代打卡不僅影響考勤統計、公司秩序，還違背了道德規范，是一種欺騙的行為。

Thickness testing method of the metal deposits for the light industrial products. timekeeping of liquid flow method

輕工產品金屬鍍層的厚度測試方法.計時液流法

Timekeeping instruments - symbolization of control positions

計時儀器的檢驗位置標記

Timekeeping instruments - movements - forms, dimensions and nomenclature

計時儀表.機芯形狀尺寸和名稱

Here we review the organization of the circadian signaling network and the synchronization mechanisms of the circadian timekeeping system ( see box 1 and fig. 2 for definitions of circadian terms )

這里我們回顧一下生理時鐘信號網和生理時鐘同步處理的執行系統（看表1和圖2對于生理時鐘術語的解說） 。

A leap second is added to keep uniform timekeeping within 0. 9 second of the earth ' s rotational time, which can speed up or slow down because of many factors, including ocean tides

增加這一閏秒是為了保證協調世界時原子時和地球自轉時間天文時之間的差距控制在0 . 9秒以內，地球自轉速度的加快或減慢受到很多因素的影響，潮汐就是其中之一。

Uk scientists believe the meridian ' s role in timekeeping is under threat

英國科學家相信，子午線在計時角色上已受到威脅。

Ensure all subordinates complete timekeeping and daily work records accurately and on time

確保所有下屬能正確按時完成考勤和日報。