The determination results of aluminum inclusion not only are relate to frequency of abnormal sparks,but also spectral intensity of abnormal sparks.
采用原位统计分布分析技术测定钢中铝夹杂物时,测定结果不仅受异常火花频数影响,还受异常火花强度影响,据此建立了一种新的计算钢中铝夹杂物的数学模型。
NC EDM wire-cut machine
电火花数控线切割机床
super CNC wirecutting machine
电火花数控线切割机
The heritabilitles of flowering time and the node of the firstpistillate flower,however,are low,56.62%,31.03%,respectively.
而开花期与第1雌花数节位较低，分别为56．62％，31．03％。
digital printing
数码印花（运用电脑的印花技术,如喷墨印花）
NC large EDM machine
大型数控电火花机床
DPS (Digital Printing Systems)
数码印花系统[公司]
CNC electrical discharge machine
数控电火花加工机床
NC precision EDM machine
数控精密电火花机床
NC wirecut EDM machine
数控电火花线切割机床
NC die sinking EDM machine
数控电火花刻模机床
Spline shaft grinding machines-Parameters
GB/T10930-1989花键轴磨床参数
slaving in the garden for hours
在花园苦干了数小时
Most fruit trees come into flowers in the spring.
大多数果然在春天开花。
This process could take from minutes to hours.
这过程可能要花上数分钟到数小时。
He spent hours poring over the statistics.
他花了数小时钻研这些统计数据。
Study on Generating Function of Fibonaccinumbers in Petals
花瓣Fibonacci数的生存函数研究
Determination of the Pollen Number and Pollen Germination Rate of Seven Camellia Species
7种油茶花粉数量及花粉萌发率的测定
computerized jet-printing machine
电脑化喷墨印花机,计算机喷墨印花机,数码喷墨印花机