Measurement error analysis and instrument performance evaluation are conducted.

分析仪器测量误差，评价仪器性能。

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All solid-state gem machine core (enhanced) energy larger instrument performance, long-lasting stability, and truly reduce customer costs.

全固态宝石机蕊(增强型)能量更大，仪器性能恒久稳定，真正降低客户成本。

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In the test of instrument performance, the result shows that the tolerance at repeatability and stability is around 2% and the results are at normal distribution.

实验结果表明，仪器的重复性和稳定性精度误差基本在2%左右，检测结果符合正态分布。

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The National Council of Real Estate Investment Fiduciaries (NCREIF) Property Index (NPI) is the accepted index created to provide an instrument to gauge the investment performance of the commercial real estate market.

FORBES: A Guide To Real Estate Derivatives

Instead they return an amount based upon the performance of an underlying equity instrument, be it an index, a hedge fund or even a single stock.

FORBES: Another Option

Extras: Cold weather package, driver assist package, luxury seating package, premium sound package, 20 inch wheel with performance tires, active roll stabilization, instrument panel with leather, ceramic controls, and BMW apps.

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