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- Sex-linked balanced lethal strain 性连锁平衡致死系
- balanced lethal strain 平衡致死品系
- Health experts in Serbia have confirmed its first case of the lethal strain of the bird flu virus. 塞尔维亚的卫生专家证实,该地区出现第一起可致命的禽流感病毒感染。
- In late1997, a lethal strain of avian influenza jumped species in Hong Kong and claimed the lives of33 percent of its victims. 甑祝?恢只嶂旅?那萘鞲胁《驹谙愀鄄??缥镏执?荆
- Sydney's mild fear seems to have morphed into something like full-blown panic in Jeff, the way a virus will jump to a new host and mutate into a stronger and more lethal strain. 悉妮轻微的担心到了杰夫那里变成了膨胀的恐慌,就像一个病毒进入寄主体内突变成更强大、更致命的品种。
- Host-plasmid balanced lethal system 抗药性基因
- Sex-linked and balanced lethal line 性连锁平衡致死系
- Sex-linked and balanced lethal lines 性连锁平衡致死系
- Expression Plasmid-Host Strain Using Chromosome-plasmid Balanced Lethal System Based on the Escherichia coli thyA 通过大肠杆菌thyA染色体-质粒平衡致死系统构建无抗性基因表达载体
- Construction and Application of crp, asd Deleted Mutants Host-Vector Balanced Lethal System of Salmonella Choleraesuis C500 Strain 猪霍乱沙门氏菌C500株crp、asd缺失株平衡致死系统的构建及应用
- This strain of wheat can grow during a cold spring. 这种小麦可以在寒冷的春天生长。
- Pot-holes can be lethal for the unwary cyclist. 路上的坑坑洼洼骑车的人一不小心就有致命危险。
- He finally break down under the four-hour's strain. 在四小时的压力下他终于支持不了。
- Paying all the bills is a strain on my resources. 支付所有这些费用是我经济上的一大负担。
- Her speech continued in the same dismal strain. 她以悲伤的语调接著往下说。
- A balanced diet provides nutrition for your body. 均衡的食物使你的身体获得营养。
- Could you stand the strain? Oh, that's nothing. 这样累你受得了吗?这没什么。
- He cast and balanced till midnight. 他算帐算到半夜。
- He broke under the strain of heavy work. 他在繁重工作的压力之下累坏了。
- The dolphin balanced the ball on its nose. 海豚用鼻子顶着球,使其保持平衡。