绝缘粉末通过金属管导时，两者带上等值异号电荷。
When the insulated powder pass through the metalline pipe, both generate electrites of egualize in magnitude and opposite symbol.
结果指出，在紧靠裂纹顶端的滑移面上出现和裂纹位错异号的位错。
It is found that opposite sign dislocations appear on the slip plane immediately ahead of the crack tip.
1976人们对于异星生命的存在感到很悲观。 当年海盗一号飞行器登录火星，用它伸出的机械臂抓起了一掊红色的火星尘土并进行了化学测试。
Things were not looking so good for alien life in 1976, after the Viking I spacecraft landed on Mars, stretched out its robotic arm, and gathered up a fist-size pile of red dirt for chemical testing.
目的分析疑有染色体异常个体的9号染色体异染色质区的变异。
Objective:To analysis the aberration of chromosome 9 heterochromatin for persons suspected to have chromosome abnormalities.
当预啁啾与五阶非线性系数同(异)号时，总啁啾增加(减小)。
When the initial chirp of the pulse is of same (opposite) sign as that of quintic nonlinearity coefficient, the whole chirp increases (decreases).
将1位信号值与1位量化载 波解调模板逐位进行逻辑组合（例如，异或），以产生解调的1位信 号值。
The 1-bit signal values are bitwise logically combined (e. g. , XORed) with a 1-bit quantized carrier demodulation template to produce demodulated 1-bit signal values.
在两种方法检测结果一致和不一致的标本中，出现17号染色体异倍体的比例分别为38%（42/110）和53%（10/19）。
The distribution frequencies of chromosome 17 aneusomy in agreed and disagreed cases of two methods were 38%(42/110) and 53%(10/19), respectively.
在两种方法检测结果一致和不一致的标本中，出现17号染色体异倍体的比例分别为38%（42/110）和53%（10/19）。
The distribution frequencies of chromosome 17 aneusomy in agreed and disagreed cases of two methods were 38%(42/110) and 53%(10/19), respectively.
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