实物标准

其次，以推荐标准件及分类法分为Ⅲ类的标准件为基础建立3D、2D和实物标准零件库，并且改进现有的零部件查询系统。

Then , basing on recommendation parts and parts in category III , A company constructed Library of 3D , 2D and samples of those parts , and improved old parts information managing system .

国家实物标准暂行管理办法（国家标准局发布）

Interim Administrative Procedures on GB Sample ( Issued by China Standard Bureau )

该文针对一维台阶实物标准的材料选择、加工和评价方法等方面进行研究，并对已试制的纳米标准台阶进行了长时稳定性的跟踪研究。

In this paper , material selection fabrication and evaluation methods are studied , and the long term stability is discussed .

方法经国家实物标准物质验证，测定值与标准值基本相符。

The method has been verified by analyzing the National Standard Reference materials and the results are agreement with certified values .

所研制的标准物质定值准确可靠，已被定为国家实物标准样品。

The certified value of the standard reference material developed is accurate and reliable , and is approved as the national matter standard sample .

其系统几何参数可以不借助外界实物标准尺进行自标定，并建立虚拟坐标测量参考系。

The geometric parameters of this system may self calibrate without standard ruler , and the reference system for measuring virtual coordinate is set up .

纳米级尺度实物标准是纳米尺寸传递体系中的关键环节，也是评价和校正压电驱动等微扫描微定位装置的重要工具。

Nanometer scale step standards are the keys for dimension transfer , and they are the important tools to evaluate and calibrate micro actuator and micro position devices such as piezoelectric scanner .

量块是重要的长度实物标准，它将长度单位传递到工业生产的各个环节，在产品质量保证体系中发挥着重大作用，高等级量块的测量与检定多借助于干涉法进行。

As a length standard material , gauge block transfers the length unit to almost every step in the manufacture and plays an important role in the product quality assurance program . The measurement and verification of the high grade gauge block is mainly carried out by interferometry .

评价风险项目投资的实物期权的标准分析方法一般没有考虑到企业在投资实施过程中不确定性风险。

Generally , the standard real options analysis of evaluating risk projects investment do not consider the uncertain risks during the implementation of the projects .

该法回收率为99.2%～99.8%，实物测试相对标准偏差为0.35%～1.36%，可以满足科研和产品质量检验要求。

The recovery ratio of Sn is up to 99.2 % ~ 99.8 % with the method . The relative standard deviation of practical test is 0.35 % ~ 1.36 % , which can meet the needs of science research and product quality examination .

实物地质资料管理标准化研究

Management Standard for Geological Data in Kind , Such as Drilling Core

推进实物地质资料管理标准化研究，建立完善的实物地质资料管理标准体系，是实现实物地质资料统一管理的关键措施。

Therefore , it is key to strengthen the research of management standard for geological data in kind and to set up perfect standard system .

施工成本控制必须按照科学的实施步骤，以合同施工成本、预算定额或企业实物消耗定额作为标准来约束实际的施工成本支出；

Construction cost control must be carried out by scientific steps . The actual construction cost payout is controlled by contract construction cost budget norm or enterprise practicality consumption norm .