1) standard sample duct's instance
标准试样管段
2) standard samples
标准试样
1.
Design of die-casting mould for rheomolding standard samples of aluminum alloy;
铝合金流变成形标准试样的压铸模设计
3) standard sample
标准试样
1.
The design of injection mould with exchangeability ISO and ASTM standard sample;
互换性ISO和ASTM标准试样注射模的设计
2.
Test standard samples of bromine number 0.
500 g/100 g的标准试样,确定试样的溴指数及进样量与相对误差的关系,提出减少误差的方法。
4) prover section
标准管段
5) standard sample pipe
标准样管
1.
The work mechanism,key technology and usage effect of the filming device of NDT standard sample pipe were introduced which developed by Tianjin Steel Pipe Co It can realize the measurement of the concave channel away from the end of pipe,thereby the nondestructive measurement quality of steel pipe is ensure
介绍了天津钢管公司开发的NDT标准样管覆膜装置的工作原理、技术要点及其使用效果 ;采用该装置 ,可实现对管内远距离凹槽的测量 ,提高了钢管探伤检测的可靠性。
6) standard test section
标准试验段
补充资料：管段
分段管理的地段：这一～的治安状况良好。
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参考词条