The heat capacities of the ionic liquid 1-ethyl-3-methylimidazolium tetrafluoroborate([Emim]BF_4) and its aqueous solutions with weight fraction in the range 25%～100% have been measured using a Calvet microcalorimeter at temperatures from 298.
15 K,質量分數為25%~100%的條件下,采用Calvet微量量熱儀測定了室溫離子液體四氟硼酸1-乙基-3-甲基咪唑([Emim]BF4)及其水溶液體系的比熱容。
Method study of improving overload characteristic of counter type nuclear instrument;
改善計數管型核輻射監測儀器過載性能的方法研究
A Level Meter with Wide Range Based on Multi-counter;
基于多計數管的寬量程液位計
In the paper,we introduced the theories and characteristics of counter tubes and list the principal parameters about J405γ type counter tube.
介紹了計數管的工作原理和J405γ計數管主要參數指標,并從計數管的零件清洗質量、陰極制造、充氣氣體配比等方面,具體分析了J405γ計數管在生產過程中,放電、坪斜大的廢品產生的原因,提出了工藝解決方法。
Principles of energy response of new G-M counter tube named GJ4401 7 are discussed.
本文討論了GJ4401 γ計數管這種新一代G-M管能量響應的機理,提出了采用鉛錫合金作吸收片的方法,對吸收片的衰減作用進行了簡單計算,并提出了對能量響應進一步改進的思路。
dekatron scaling unit
十進計數管標數部件
counter tube fast neutron flux meter
計數管式快中子通量計
halogen-quench Geiger tube
鹵素猝滅蓋革計數管
position sensitive proportional counter
位置靈敏正比計數管
boron trifluoride proportional counter
三氟化硼正比計數管
gas discharging radiation counter tube
氣體放電輻射計數管
modulo - 2 counter
二元[二進位]計數管
automatic gamma counter
自動伽瑪（γ）粒子計數管
forward-angle counter
向前散射粒子計數管
geiger muller counter tube exposure ratemeter
蓋革 繆勒計數管照射量率計
New Design Method for Testing System Parameter of Low Energy Electron Counter;
低能電子檢測計數管參數設計及優化方法研究
Strengthening Statistical Data Management Improving Statistical Data Quality;
加強統計數據管理 提高統計數據質量
computer data management system
計算機數據管理系統
data management system
數據懼管理系統《計算機》
computer programmes for database management
數據庫管理計算機方案
logarithmic vacuum-tube voltmeter
對數刻度真空管伏特計
digital vacuum tube voltmeter
數字式真空管伏特計
transistorized electronic digital computer
晶體管數字電子計算機