ln2

Theoretical analysis and experiment results show that the best time complexity of the new algorithm reduces to O ( ln2 ) .

理论分析和试验证明新算法的最优时间复杂度可达到O（ln2）。

AMD will be doing something special with LN2 very soon-1-2 weeks .

超微会用液氮做点特别的事，很快&1-2个星期。

As a sample , we have given the method of the calculation and results for LN2 precooling pulsed magnet using the copper conductor .

以一个液氮预冷的铜导体脉冲磁体为例，给出了计算的具体方法和结果。

A kind of cryogenic orifice plate flowmeter by vacuum insulation is used in the cryogenic LN2 system for4M-2000A superconductor cable .

一种真空保温孔板式低温流量计用于4米高温超导电缆制冷系统。

Several characteristic curves of some China-made , common diodes and FET at the LN2 and LHe temperatures are given .

本文给出了若干国产常用二极管、场效应管等半导体器件在液氮、液氦温度下的特性曲线。

In this paper , the experimental study of the LN2 ejector in the LN2 system of the large space environmental simulation facility KM6 is presented .

本文对KM6空间环境模拟设备液氮系统中液体喷射器进行了试验研究。

Liquid nitrogen or helium can expand by factors of 700 ( LN2 ) or 780 ( LHe ) to normal temperature , and the uncontrolled releasing into an enclosed space can cause on oxygen deficiency hazard ( ODH ) .

低温液氦或液氮气化到室温环境后体积将膨胀700（LN2）的780倍（LHe），不加控制低温气体泄漏到房间中会引起氧气缺乏事故。