The stability and space correlation about the sky wave propagation time - delay in Loran - C system are studied.研究了罗兰 -C 天波传播时延的稳定性与空间相关性.artificial propagation of fish鱼类人工繁殖Clonal propagation can also give some large ga...
If a plant has spotted or crinkled leaves, do not use it for propagation.如果植物的叶子有斑点或者萎缩，就不要用来繁殖。Rose propagation has a long and rich history.玫瑰繁殖有着悠久的历史。Such rootstocks or cultivars were reproduced true to type by vegeta...
Grafting can join scions with desirable qualities to rootstock that is strong and and insects.嫁接可以使品质优良的接穗接在生命力强而且抗病虫害的砧木上.The aminolignin flocculant was prepared based on calcium lignosulfonate, diethylamine and epichlo...
This heirloom has been handed for several generations.此项产业已经数代相传了.That clock is a family heirloom.那个座钟是祖传下来的.The brooch is a family heirloom which came down to her from her great-grandmother.这枚胸针是她家的传家宝，是从她曾祖母那一代传到她手中的。S...
He is very sceptical about the value of rote learning...他非常怀疑死记硬背是否有用。She copied her teacher by rote.她机械地模仿她的老师.He is very sceptical about the value of rote learning.他非常怀疑死记硬背是否有用。You are merely reciting facts that you h...