上个月，研究者们已再次注入粒子，但直到这周，那批刚注入的质子束才沿着对撞机的圆周完整地急速循环。
Researchers re-injected particles late last month, but it was not until this weekend that bunches of protons were once again whizzing around the collider's entire circumference.
而DNB功率测量是在dnb向tokamak注入粒子前获取中性束流的功率大小及其分布情况，以便施行有效的控制。
DNB power measurement system gets the value and distribution of power before injecting the particles to TOKAMAK, so that the DNB system can be easily controlled.
通过注入人工改造使其携带基因信息的病毒粒子，这些细胞被重新编码成了诱导性多功能干细胞。
The cells are reprogrammed into iPS cells by injecting virus particles that have been manipulated to carry genetic information.
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