查询词典 harmonic analyzer

This article is based on the principle of compiler. After considered the process and theories of the complier, the article realized a basic structure used in DBMS and a SQL syntax analyzer as well.

本文从编译原理入手，在研究编译过程及相关知识的基础上，研究了数据库查询语言SQL从底层数据结构到上层语法分析的实现过程。

A new method of improving thermal conductance gas analyzer was introduced,which adopted BP neural network.

介绍了利用BP神经网络对传统热导气体分析仪改善的新方法。

According to the need of continuous LD parameter analyzer,a new continuous LD driver control system is developed.

针对连续半导体激光器特性参数测试的需要，研制了一种新型的连续LD驱动控制系统。

Research equipment Analytic, quality control material, continuous flow analyzer

研究设备分析，质控材料，持续流分析仪

Extracting methods of soil NO3-N、NH4-N by KCl solution and determining that by continuous flow analyzer were respectively used.

采用大棚土壤，研究了土样预处理方式、KCl浸提液浓度和液土比对用连续流动注射分析仪测定的土壤NO3-N、NH4-N含量的影响。

Futura continuous flow analyzer was used in the determination of volatile acids contents in grape wine and it had the advantages of rapid and accurate measurement and high sensitivity.

利用Futura多通道连续流动分析仪测定葡萄酒中挥发酸含量，具有快速、准确、灵敏度高的特点。

HCN in sidestream smoke was captured by sodium hydroxide solution and determined by continuous flow analyzer.

建立了一种用稀氢氧化钠溶液吸收、应用异烟酸与1，3-二甲基巴比妥酸显色体系在连续流动分析仪上检测卷烟侧流烟气中HCN的方法。

The atmosphere in areas in which hydrogen gas may be vented and might collect should be tested with a portable or continuous flammable gas analyzer.

用便携式或连续可燃气体分析仪来监测特定区域的空气，这些区域包括氢气排放口和氢容易积聚的地方。

Determination of Total Phosphorus in Soil and Plants By Using the AA3 Continuous Flow Analyzer

说明：补充资料仅用于学习参考，请勿用于其它任何用途。

The atmosphere in areas in which carbon dioxide gas may be vented and collect should be tested with a portable or continuous monitoring carbon dioxide gas analyzer to ensure ventilation is adequate.

应该用移动或连续的二氧化碳监测分析仪来测试可能排出或积累二氧化碳气体的区域，以保证通风是充分的。

Aquatic or marsh-growing fern allies; known to have existed since the Cenozoic; sometimes included in Lycopodiales.

生活于水中或湿地的蕨类；从新生代生存至今；有时归于石松目之中。

The engine was uprated from a 90hp Franklin to a 125hp Lycoming.

改良过的引擎是从90hp到125hp莱康明富兰克林。