基本释义:

直接测定

网络释义

1)Direct determination,直接测定

2)direct measurement,直接测定

3)Direct determination,直接测定法

4)direct and simultaneous determination,直接连续测定

5)liquid direct measurement,水相直接测定

6)rapid and direct determination,快速直接测定

用法和例句

Direct determination of trace poisonous elements in blood by inductively coupled plasma mass spectrometry;

碰撞池ICP-MS直接测定全血中痕量金属元素的研究

Direct determination of Pb,Cd,Cu,Zn,Mn,Fe and Ca in children whole blood by inductively coupled plasma mass spectrometry;

ICP-MS直接测定儿童全血中Pb、Cd、Cu、Zn、Mn、Fe和Ca

Direct Determination of Tyrosine, Phenylalanine,and Tryptophan by High Performance Liquid Chromatography;

高效液相色谱法快速直接测定酪氨酸、苯丙氨酸和色氨酸

Different approaches for direct measurement of organic sulfur both in weight percentage and in form were reviewed in the paper.

本文对近年来发展起来的直接测定煤中有机硫含量和形态的各种方法进行了评述,并对各种方法的机理、优缺点进行了分析、比较,最后提出了今后的研究方向。

Based on the observation principle of measuring the angular refraction and modeling the local refraction, several major obstacles resulting in no direct measurement for the refraction since always are analyzed,necessary conditio.

简述了天文大气折射和电磁波中性大气折射延迟的成因,以及不同观测站、不同方位的折射值存在差异的事实;根据测定瞬时天文大气折射、建立本地实测模型的观测原理和要求,分析了长期以来不能直接测定天文大气折射的几个主要障碍,介绍了现已具备的排除这些障碍的必要条件,为建立天文大气折射实测模型,和随观测站、随方位而异的电磁波折射延迟改正模型提供了保证。

The direct measurement method of 134 Cs activity on granite fracture surface is studied, and the interfering factors discussed in this paper.

本文研究了花岗岩裂隙表面 13 4Cs活度的直接测定方法 ,并对有关影响因素进行了讨

The rapid and direct determination is a method in which the calorimeter of non adiabatic form is used as calorimeter of adiabatic form by adjusting temperature differential between the inside tube and outside tube so as to approximate Δt to zero and holes (1.

快速直接测定法是通过调整内外筒温差，使Δｔ近似等于零，将非绝热式热量计当成绝热式热量计应用；不锈钢坩埚底部打孔，使氧气上下对流，煤层供氧充分而能完全燃烧。

A direct means is required to calibrate the indirect method.

要求用直接测定法校正间接测定法。

DIRECT MEASUREMENTS OF FERRO FROM PYRITE IN FACIES ANALYSIS

相指标分析中黄铁矿中铁的直接测定

Direct Measurement of OTC in Forage with Fluorometric Spectroscopic Analysis;

荧光光谱法直接测定饲料中的土霉素

Direct Determination of Trace Manganese in Urine by Graphite Furnace Atomic Absorption Spectrometry

石墨炉原子吸收光谱法直接测定尿锰

Determination of Pb, Sn, As, Sb, Bi in Steel with ICP-AES Method

ICP-AES法直接测定钢中铅、锡、砷、锑和铋

Direct detection of Rhodamin B in environmental water by fluorescence spectrophotometry

荧光法直接测定环境水中碱性玫瑰精

Determination on Vitamin C in Fruits by RP-HPLC

RP-HPLC直接测定水果中维生素C含量

Direct Determination of Hexavalent Chromium in Trivalent Chromium Plating Bath

电镀三价铬镀液中Cr~(6+)的直接测定

In actual practice, measuring instruments do not directly determine the number of roentgens.

在实际应用时，测量仪器并不能直接测定伦琴数。

GF-AAS DETERMINATION OF SELENIUM IN BLOOD SAMPLE

石墨炉原子吸收光谱法直接测定血样中硒

Direct Determination of Zinc In Red blood Cell By Zeeman Flame Atomic Aboorption Spectrometry

Zeeman火焰原子吸收法直接测定人血红细胞中的锌

Liquidus temperature of actual aluminum electrolyte samples was measured directly.

直接测定了铝电解质实际样品的初晶温度。

Direct measurements of the distribution of molecular speeds have been made by a number of methods.

分子速率的分布可以用几种方法来直接测定。

A direct method for measuring this is the pressure bleed test.

一种直接测定的方法就是压力泌水试验。

Direct Determination of Cd in Seawater by Zeeman Graphite Furnace Atomic Absorption Spectrometry

塞曼石墨炉原子吸收法直接测定海水镉

Direct Determination of Cd and Pb in Blood by Graphite Furnace AAS

石墨炉原子吸收法直接测定全血中镉和铅

determination of twist in yarns:direct counting method

纱线捻度的测定: 直接计数法

Measuring DPA with Direct Ultraviolet Photometric Analysis in Wastewater

直接紫外光度法测定废水中的二苯胺