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1)  counter-rotating platform
反转平台
1.
A D-optimal test scheme was presented for calibrating second-order coefficient K2 of PIGA (Pendulous Integrating Gyro Accelerometer) error model on a precision centrifuge with counter-rotating platform.
提出了一种在带有反转平台的精密离心机上标定陀螺加速度计误差模型二次项系数K 2的D-最优试验方案。
2.
The paper presented a calibrating method for second-order coefficient K2 of PIGA(pendulous integrating gyro accelerometer) using precision centrifuge with counter-rotating platform,expounded its testing principle and pointed out that it could improve the environmental condition of PIGA test on centrifuge.
提出了一种在带有反转平台的精密离心机上标定陀螺加速度计二次项系数K2的方法。
2)  despun platform
反旋转台
3)  counter-weight platform
反压平台
1.
The act mechanism of counter-weight platform is analyzed,taking the factors of safety,saving expenses and shorten- ing construction time into account,several alternative schemes are compared,the result shows that the counter-weight platform is advantageous to the soft foundation treatment of seaside cofferdam and leading jetty.
分析反压平台的作用机理,考虑安全、经济、工期等方面因素进行方案比较,证明反压平台适用于外海围堰及引堤软基的处理,可缩短工期及节约投资。
4)  inversion workbench
反演平台
5)  anti-submarine platform
反潜平台
1.
From three aspects: the composition of anti-submarine platform,anti-submarine weapons and anti-submarine sensors and command system,this paper introduces and analyses the present development situation and tendency of US navy anti-submarine equipment.
从美国海军反潜平台的组成、主要反潜武器、反潜战传感器及指控系统三个方面介绍了美国海军反潜装备的现状及发展趋势。
6)  platform switching
平台转换
1.
Effect of platform switching on the tissues near implants;
平台转换对种植体周围组织的影响
2.
Research progress of crestal bone absorption of implant and platform switching design;
口腔种植体颈部骨吸收和平台转换设计的研究进展
3.
In recent years, the concept of“platform switching”has been introduced which refers to the use of smaller-diameter abutment on a larger-diameter implant platform.
平台转换(platform switching)是当前种植体设计的新趋势,此种设计的临床和X线检查都证实种植体颈周的骨吸收明显减少,但其生物力学原理以及肩台变化对应力的影响尚不明确。
补充资料:布居数反转
分子式:
CAS号:

性质: 又称粒子数反转或布居倒转。在一系统中发生原子能级的再分布,以致产生激光作用。正常情况下,一组原子处于温度平衡体系之中时,处于低能态的原子总是多于高能态的。但是能量的吸收与发射是一种连续过程,不同能态原子的统计分布(布居)保持不变。当抽运能量使这系统受到激励时,分布受到扰动,会出现粒子数反转:高能态的原子数(亦即布居数)比低能态的多。

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