查询词典 up train

unit train：运煤列车

列车运行表 train diagram | 运煤列车 unit train | 货柜列车 freight liner

unit train transportation：专列运输

unit train 专列货车 | unit train transportation 专列运输 | unit weight 单位重量

stock car：运畜火车

Steam Train 蒸气火车 | Stock Car 运畜火车 | Stopping Train 载客火车

epicyclic train：行星齿轮系,周转轮系,外摆线轮系=>遊星歯車装置

epicyclic singleplanet helical gear ==> 行星斜齿轮 | epicyclic train ==> 行星齿轮系,周转轮系,外摆线轮系=>遊星歯車装置 | epicyclic train of gears ==> 周转齿轮系

epicyclic train of gears：周转齿轮系

epicyclic train ==> 行星齿轮系,周转轮系,外摆线轮系=>遊星歯車装置 | epicyclic train of gears ==> 周转齿轮系 | epicyclic transmission ==> 行星传动

epicyclic gear train：周转齿轮系

周转齿轮系,行星齿轮系 epicyclic gear train | 周转齿轮系 epicyclic gear train | 周转值 epicyclic value

reverted epicyclic gear train：回归周转齿轮系

"回动阀","reversing valve" | "回归周转齿轮系","reverted epicyclic gear train" | "回归齿轮系","reverted gear train"

Cape Canaveral：卡纳维拉尔角(美国一火箭发射场)

bullet-train:high-speed train 高速火车 | Cape Canaveral 卡纳维拉尔角(美国一火箭发射场) | Challenger "挑战者"号航天飞机

vt. 训练：train n

trail vt. 跟踪,追踪;n. 足迹,痕迹,小路 | train n. 火车,列车,一连串,一系列;vt. 训练,培训 | trainee n. 受训者

Keep Your Chin up, And Be Happy：昂起你的头,开开心心的

Don't You Give up, Keep Your Chin up, 不要放弃,昂起你的头 | Don't You Give up, Keep Your Chin up, 不要放弃,昂起你的头 | Keep Your Chin up, And Be Happy! 昂起你的头,开开心心的!

genetic recombination：遗传重组

第三节基因重组和基因杂交基因重组(gene recombination) 遗传重组(genetic recombination):两个独立基因组内的遗传基因,通过一定的途径转移到一起,形成新的稳定基因组的过程.

d-c restorer：直流分量还原器

d-c reinsertion 直流成分恢复 | d-c restorer 直流分量还原器 | d-c ringer 直流电铃