By flipping this field's polarity the DNA strand can be ratcheted along, one base pair at a time.
通过转动电场的极性，DNA链会渐进式地前进，一次一对碱基对。
Using a computer code and four bottles of chemicals, Venter's lab creates the largest man-made DNA structure by synthesizing and assembling the 582,970-base-pair genome of a bacterium.
借助计算机代码和四瓶化学品，文特尔的实验室通过合成和组装，创造了最大的人造dna结构，即细菌582970-碱基对的基因组。
Base on the model of grating-pair compressor, the formula of angular dispersion caused by alignment errors was derived.
根据失调拼接光栅对压缩系统模型，推导了拼接误差引起的角色散公式。
Base on the model of grating-pair compressor, the formula of angular dispersion caused by alignment errors was derived.
根据失调拼接光栅对压缩系统模型，推导了拼接误差引起的角色散公式。
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