.../牛朱特 或 矮丰3号 ×(孟县201×牛朱特)F 1 第2章 杂交育种 制作:刘梅 枣庄学院生命科学系 22 (double cross) 双交(double cross)是指两个单交F 1 的再杂交; 表示符号:A/B//C/D或A/B//A/C 四个亲本双交,F 1 中各占1/4;四个亲本双交, F 1 中A 1/2,B、C各...
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双交叉结 The Double Cross Knot ; The Prince Albert Knot ; Double Cross Kont ; Double Cross Knot
双交换 [遗] double exchange ; [遗] double crossing over ; double crossover
四线双交换 [遗] four strand double crossing over
双交种 double cross ; [农学] double cross hybrid ; double hybrid ; double cross cultivar
双交叉鞭步 Double Cross Whip
双交叉绕转步 Double Cross Whip ; Double whip
双交换作用 Double exchange ; double exchange effect ; DE ; double-exchange interaction
双交替法 double alternate method
双交叉 two-pronged ; double cross
最后讨论了利用单交组合预测三交和双交组合遗传表现的有关问题。
The prediction of genetic behaviors of 3-way and 4-way crosses by single crosses was also discussed.
前言: 目的:总结膝部同一小切口双交锁髓内钉内固定治疗“浮膝”骨折的临床应用和意义。
Objective To summarize the application and clinical meaning of double interlocking intramedullary nailing treatment of floating knee fracture in a small incision.
从物理角度讨论了双闭环交/直流功率变换器系统的控制方案和工作原理。
The control scheme and operating principle of a double closed-loop AC/DC power converter system are discussed by using physics.
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