p q r的意思|示意
abbr.焊接工艺评定记录（Procedure Qualification Record）
p q r的网络常见释义
上一篇 ... 欧洲洁净空气”计划（CAFE ( Clean “Air For Europe rogramme”） 上一篇： 科技新词汇（p q r） 下一篇： 科技新词汇（ k l ） ...
科技新词汇 ... 科技新词汇（p q r） 贫铀弹 (depleted uranium bomb) 平均无故障工作时间（mean-time-between-failures ― mtbf） ...
p q r相关短语
1、 p-q-r法 p-q-r theory
2、 simplified p-q-r theory 简化p
p q r相关例句
The Q. C. system had passed ISO9001, QS9000 accreditation, and had approved by A2LA, it also have the certificate of the 1st class management of exporting goods awarded by the CCIB of P. R. C. bureau.
品质管理体系通过ISO9001、QS9000认证，并获得美国A2LA认证实验室证书及中国出入境检验检疫局颁发的产品出口一类管理证书。
Q comes between P and R in the English alphabet.
英语字母表中，Q在P和R之间。
We want to know whether a given vector field with components P, Q and R can be written as f sub x, f sub y and f sub z for a same function f.
要看向量场,能否写成，其中f是同一个函数。
And for that to possibly happen, well, we need certainly some relations between p, Q and r.
要使得这个成立，当然需要一些p, Q, R之间的关系。
RESULTS astemizole could slower the heart rate of mice, prolong P-R and Q-T interphase, even arise the complete AV block and sinus beat stop with the dose increase.
结果阿司咪唑使多数小鼠心率减慢，P R间期和Q T间期延长，随剂量增加，甚至可引起完全性房室传导阻滞和窦性停搏。
Through check, it is found that minimum excitation limit is calculated in P-Q plane, while impedance type loss-of-field protection is analyzed in R-X plane.
“发电厂并网运行安全性评价”要求验证低磁励限制与失磁保护的整定关系，在实际校核中，发现低磁励限制是在P-Q平面进行计算的，而阻抗型失磁保护是在R-X阻抗圆平面进行分析的。