查询词典 triangular numbers

ring of numbers：数环

ring of matrices 矩阵环 | ring of numbers 数环 | ring of operators 算子环

ring of operators：算子环

ring of numbers 数环 | ring of operators 算子环 | ring of quotients 商环

ringing relay：呼叫继电器

ringing numbers counter tank 呼叫号计数存储器 | ringing relay 呼叫继电器 | ringing signal 呼叫信号

rule for rounding of numbers：数的凑整法则

去九法 rule for casting out the nines | 数的凑整法则 rule for rounding of numbers | 组合规则 rule of combination

running knot：圈套绳结

running into tank 装入桶内 | running knot 圈套绳结 | running landing numbers 搬运顺序

Saigon moment：感觉大事不妙

Safety in numbers "人多势众 | **Saigon moment 感觉大事不妙 | *Sail close to the wind 顶风作案

uniform sampling fraction：均匀抽样率

均匀随机数 uniform random numbers | 均匀抽样率 uniform sampling fraction | 均匀计分检定 uniform scores test

sequence of arcs：弧序列

sequence convergent almost everywhere 几乎处处收敛列 | sequence of arcs 弧序列 | sequence of complex numbers 复数序列

sequence of complex numbers：复数序列

sequence of arcs 弧序列 | sequence of complex numbers 复数序列 | sequence of differences 差分序列

sequence of differences：差分序列

sequence of complex numbers 复数序列 | sequence of differences 差分序列 | sequence of distinct points 一一序列

phenol red：酚红,苯酚磺酞

phenol reagent 酚试剂 | phenol red 酚红,苯酚磺酞 | phenol red test 酚红排泌试验

accessory equipment：附件

accessory equipment 辅助设备 | accessory equipment 附件 | accessory part 附件