1、

The paper adopts a new kind of strain sensor and a vibration sensor collecting four kinds of signals to moni-tor tool wear in deep-hole machining process.

通过采用一种新研制的应变式传感器和振动传感器,采集四路信号共同监测深孔加工过程中刀具的磨损状态。

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2、

The [ ( 4-fluoro phenyl) methoxy] acetic acid derivatives ( 5~ 9) were prepared in order to compare electron withdrawing group F with Cl, Br and I in substituted ( phenyl methoxy) acetates the effects of tor learning and memory facilitation in mice.

为研究吸电子基-氟,对苯甲氧基乙酸酯类小鼠学习记忆促进作用的影响,合成了(4-氟苯甲氧基)乙酸衍生物(5~9)。

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3、

The thesis mainly studies the properties of quasi-maximum likelihood estima-tor ( QMLE) in nonlinear models when response variable is q dimension, many results in literatures are extended.

本文主要研究了响应变量是多维时非线性模型中极大拟似然估计的性质,推广和发展了非线性模型中关于极大拟似然估计的相关结论。

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4、
5、

China is seriously deficient in water resources, both in sources and tor quality.

我国淡水资源严重短缺, 水源性缺水和水质性缺水并存.

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6、

A gas chromatographic technique tor the analisys of sodium succinate has been studied.

用气相色谱法测定眼药水中琥珀酸钠的含量.

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