查询词典 pregnancy rate

rate limiting step：限速步骤

限度检查||limit test | 限速步骤||rate-limiting step | 限制[性内切核酸]酶||restriction endonuclease

steam ram：汽动锤体,汽动推钢机,汽动撞头,直接作用蒸汽汽缸

steam raising unit ==> 蒸気発生器 | steam ram ==> 汽动锤体,汽动推钢机,汽动撞头,直接作用蒸汽汽缸 | steam rate ==> 汽耗率

spring pole rig：弹簧钻杆机

spring pivot seat bushing 弹簧支枢座衬套 | spring pole rig 弹簧钻杆机 | spring rate 弹簧负荷率

accident spot map：事故地点图

示警柱||warning post | 事故地点图||accident spot map | 事故死亡率||death rate of accident

the spike in oil prices：石油价格猛跌

real output 以不变价格计算的产品价值 | the spike in oil prices 石油价格猛跌 | the population-weighted growth rate(of developing countries'GDP) 人口加权增长率

record speed：写速率

record rate 写速率 | record speed 写速率 | recorded level 记录电平

Speed cone：速度锥

Cooling rate 冷却速度 | Speed cone 速度锥 | Maintenance 检修,维护

spark advance angle：点火提前角

发火率 sparking rate | 点火提前角 spark advance angle | 离心提前角 centrifugal advance angle

spark advance angle：离心提前角

sparking rate 点火提前角 zm#x|N{f/k | spark advance angle 离心提前角 &P]yJP//e | centrifugal advance angle 分压器 >vb\\$GY|=

SNP sodium nitroprusside：硝普钠

SNGFR single nephron glomerular filtration rate 单肾肾单位肾小球滤过率 | SNP sodium nitroprusside 硝普钠 | SODs serum superoxide dismutases 血清超氧化物歧化酶

run errands for your superior：帮上司跑跑腿

mopping the floor 擦地板 | run errands for your superior 帮上司跑跑腿 | get a pink slip 拿到被解雇的条子

hydropneumatic components：液压气动元件

hydropneumatic accumulator 液压气动蓄能器 | hydropneumatic components 液压气动元件 | hydropneumatic test 气水压力试验