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讨论GB3102.11—93《物理科学和技术中使用的数学符号》中两个数学符号。指出该标准的第11-6.18,11-6.19项的符号或意义或备注有不妥之处,并提出修改建议。
Discuss the two mathematical notations in GB 3102.11-93, Mathematical Symbols Used in Physics and Technology. Pointed out that the standard of the 11-6.18,11-6.19 items or meaning or note there are defects, and proposed amendments.