1.
Formation Analysis of High Blank Value in Sewage TN Determination and Its Control
污水总氮测试中高空白值成因分析及其控制
2.
Chemical reagent--General method for the determination of total nitrogen
GB/T609-1988化学试剂总氮量测定通用方法
3.
Test methods for nitrogen content of nitrogen-doped getter
GB/T6625-1986掺氮吸气剂含氮量测试方法
4.
Simultaneous determination of the total nitrogen,ammonium-nitrogen,nitrite-nitrogen,and nitrate-nitrogen in wastewater by continuous fluxion analysis
连续流动分析法同时测定污水中总氮、氨氮、亚硝酸盐氮、硝酸盐氮
5.
Nitrogen measurement in infantile zhili syrup by Kjeldah method
凯氏定氮法测定小儿智力糖浆中总氮含量
6.
TOTAL NITROGEN REMOVAL EFFICIENCY OF IMPROVED CONSTRUCTED RAPID INFILTRATION SYSTEM
改进型CRI系统总氮去除效果试验研究
7.
Two Alternative Methods for Measuring Total Nitrogen of Pond Soils
二种池塘底泥总氮含量的简易测定法
8.
Design of Total Phosphorus and Total Nitrogen On-line Automatic Determination Software System in Water-Quality Control;
水质总磷总氮在线自动监测软件系统的设计
9.
Research on Water Quality Assessment of the Reservoirs,Total Nitrogen and Total Phosphorus Forecast in Luan City
六安市水库水质评价与总氮·总磷预测研究
10.
A comparison of performances of three reagents for total Nitrogen and Phosphorus simultaneous digestion
三种总氮总磷联合消解液测定效果的比较
11.
Test method for nitrogen-released and gas-absorbed dynamic curve of nitrogen-doped getter
GB/T9506.5-1988掺氮吸气剂释氮吸气动态曲线测试方法
12.
Fertilizers--Determination of nitrate nitrogen content--Nitron gravimetric method
GB/T3597-1983肥料中硝态氮含量的测定氮试剂重量法
13.
Study of Nitrogen Fertilization on Summer Maize Based on Soil Nitrate Nitrogen Test
基于土壤硝态氮测试的夏玉米氮肥施用研究
14.
Chemical reagent--General method for the determination of nitrogen
GB/T608-1988化学试剂氮测定通用方法
15.
Test method for barium film distribution of nitrogen-doped getter
GB/T9506.6-1988掺氮吸气剂钡膜分布测试方法
16.
The test for the capability of the coconut shell charcoal(JX-6),under the temperature of liquid nitrogen
液氮温度下JX-6型椰壳炭的性能测试
17.
Preparation,characterization and biological evaluation of azido-seconucleoside analogues
叠氮无环核苷的制备、表征及活性测试
18.
Design of Testing System based on PC104 and CAN Bus
基于PC104总线和CAN总线的测试系统设计