应用数学方法研究离子电极测量技术中的等电势标准添加法，推导出新的计算公式。
A new identical Potentiometric standard addition method with ion-selective electrodes and its computation formulas are derived by mathematical method.
针对海藻酸钠载体强度低、易分解的缺点，采用添加法和置换法对载体进行改性研究，并确定了最佳固定化条件。
Two different methods, addition and displacement were adopted so as to improve the strength of calcium-alginate beads, and the best immobilized condition was adopted.
将荧光增白剂的母粒形式与粉体形式的增白效果进行对比，得出母粒添加法试样的白度比粉体添加法试样高5 ~10的结果。
The results indicated that whiteness of sample into which FWA was added in the form of masterbatch was 5 ~ 10 degrees higher than in directly mixing form.
对红外光谱定量分析中的标准添加法进行了误差分析，提出了一种新的数学处理方法，使标准添加法的误差大为降低，准确度得到提高。
The error in the standard addition method in infrared quantitative analysis was analyzed and a new method was used to decrease the error.
采用4水平3因子正交试验设计，通过盆栽试验，用添加法研究了铜、铅、锌及其复合污染的红壤性水稻土对水稻生长、产量、品质的综合影响。
Comprehensive effects of cu, Pb and Zn in Soil on growth, yield and quality of rice have been studied through a series of pot culture experiments with a 4 level and 3 factor orthogonal design.
添加材料一次一层、步步为营直至成形，因此该技术又有了另一个名称：加法制造。
Products are thus built up by progressively adding material, one layer at a time: hence the technology's other name, additive manufacturing.
添加材料一次一层、步步为营直至成形，因此该技术又有了另一个名称：加法制造。
Products are thus built up by progressively adding material, one layer at a time: hence the technology's other name, additive manufacturing.
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