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prototype kilogram
Examples with "prototype kilogram" and their translation in Chinees
The kilogram is the SI unit of mass; it is equal to the 'International Prototype Kilogram' (IPK), the original object from which the measurement derived.An object's weight is how hard gravity is pulling on the mass, as a force.
Andere resultaten
The London firm Johnson Matthey delivered 30 prototype metres and 40 prototype kilograms.
When the conference was reconvened in 1875, it was proposed that new prototype metre and kilogram standards be manufactured to reproduce the values of the existing artifacts as closely as possible.
= a unit of mass equal to the international prototype of the kilogram kept by the International Bureau of Weights and Measures
＝相等于国际计量局保存的国际公斤原器的质量单位
The bill, which was permissive rather than mandatory in nature, defined the metric system in terms of customary units rather than with reference to the international prototype metre and kilogram.
该法案性质为许可，而非强制执行；它用惯用的美制单位而非国际米和千克原器来定义公制。
During the Napoleonic era, there was a move among some of the German states to reform their systems of measurement using the prototype metre and kilogram as the basis of the new units.
Moreover, the United States, being a signatory of the Metre Convention was in possession of national prototype metres and kilograms that were calibrated against those in use elsewhere in the world.
Each of the reference weights is again calibrated against another weight of higher class resulting to a traceability to the national prototype and finally to the International Prototype of the kilogram at the BIPM in Paris, France.
Our specialist Metrology solutions provide a sound basis for measuring mass and tracing any mass measurement back to the International Prototype of the Kilogram (IPK) at BIPM in Paris.
我们的专业计量解决方案可为测量质量提供可靠的基础，并可将任何质量测量追溯到巴黎 BIPM （国际计量局）国际公斤原型 （IPK ） 。
The kg is defined as being equal to the mass of the International Prototype of the Kilogram (IPK), a block of platinum-iridium alloy manufactured in 1889 and stored at the International Bureau of Weights and Measures in Sèvres, France.
千克 千克被定于等同于国际公斤原器（IPK）的质量，国际公斤原器是一块在1889年制造被国际度量衡局储存在法国塞夫勒的铂铱合金。
Meanwhile, British scientists and technologists were at the forefront of the metrication movement - it was the British Association for the Advancement of Science that promoted the CGS system of units as a coherent system and it was the British firm Johnson Matthey that was accepted by the CGPM in 1889 to cast the international prototype metre and kilogram.
Synoniemen voor prototype kilogram in het Engels
Woord & uitdrukking van de dag
Afbeelding van de dag
Resultaten: 12. Exact: 1. Verstreken tijd: 19 ms.
