开端
alpha; beginning; cue; dayspring; origin; proem; start; threshold
debut
开端的
germinant; introductory
preliminary
开端费用
front-end fees
开端失败周期
early-failure period
开端式系统
open-ended system
开端效应
open end effect
开端子音
initial consonant
俱有余割平方辐射图案的线性排列天线
saxophone
锯齿形天线
sawtooth antenna
开式天线
open antenna
抗衰落天线
antifading antenna
可卸天线
collapsible antenna
空间天线
spaced antenna
空间天线方向找寻器
spaced-antenna direction finder
宽带天线
broad-band antenna
框形天线
frame antenna
晶状体刺开术
phacolysis; phakolysis
晶状体刺开针
discission needle
晶状体囊切开术
capsotomy; capsulotomia; capsulotomy; cystitomy
精囊切开术
seminal vesiculotomy; spermatocystotomy