subtraction sign

subtraction sign的基本解释

n.

[数]减号, 负号

与subtraction sign相关的网络例句 [注：此内容来源于网络，仅供参考]

Objective to evaluate the clinical value of dr energy subtraction in chest acute trauma.methods collected sample data based on 122 clinic cases of diagnosed rib fracture patients in chest acute trauma,75 male,47 female,age between 12~65 years old,with an average 36 years old,using dr energy subtraction technique to exam and 45 cases were examined by ct in chest.results in all the cases,the diagnostic rate of single rib fracture,multiple rib fracture,rib fracture with hydropneumothorax,rib fracture with pulmonary contusion was 86.7%,91.3%,90.5% and 94.1%,97.1% in multiple rib fracture of energy subtraction image.conclusion dr energy subtraction technique which can show rib fracture and lung complication clearly has important diagnostic value for the patients with chest acute trauma.

收集122例临床诊断肋骨骨折的胸部急性创伤患者，男75例，女47例，年龄12~65岁，平均36岁，进行dr能量减影胸部摄影检查；其中有45例患者同时作ct检查。结果在本组病例中，标准胸片发现肋骨单发骨折、肋骨多发骨折、骨折合并液气胸、骨折合并肺挫伤的检出率分别为86.7%、91.3%、90.5%和94.1%；而能量减影仅在肋骨多发骨折中检出率为97.1%，其余检出率均为100%。结论 dr能量减影技术可清晰显示肋骨骨折和肺部并发损伤，对胸部急性创伤有重要诊断价值。

This article expounds on the essentials of all n avigation de sign ing, and, based on the theory of modern library comprehensive de sign ing, illustrates the sign ificance and detailed de sign ing methods of outdoor navigational system, indoor sign de sign ing and de sign ing of bookshelf sign s.

文章阐述了图书馆各种导向设计的基本要素，并以现代图书馆综合设计观点举例说明户外导向系统、内部标志及架位标识设计的重要意义和具体设计方法要点。

Results: Before intervention, the total scores, A (antisocial/disobey behavior) and N scores of the Ratter Parent Scale were of no difference. After intervention, the total subtraction scores (4.10±3.21), A subtraction scores (1.10±1.37) and N subtraction scores (1.32±0.91) in the intervention group improved significantly (P.05 -0.001), the recovery rate by clinical evaluation was 34%.

结果：干预后，比较两组Rutter儿童行为父母问卷的减分值，干预组总分减分(4.10±3.21)、A分减分(1.10±1.37)和N分减分(l.32±0.91)与对照组总分减分(l29±3.15)、A分减分(0.53±117)和N分减分(071±110)相比差异有统计学意义（均为P.05），干预组有34%的儿童恢复正常。

与subtraction sign相关的网络解释 [注：此内容来源于网络，仅供参考]

subtraction sign：减号

subtracter 减法器 | subtraction sign 减号 | subtraction 减少

sign of subtraction：减法

sign of permutation 置换的符号 | sign of subtraction 减法 | sign of summation 连加号

sign of subtraction：减号

sign of multiplication 乘号 | sign of subtraction 减号 | sign off 结束