generally meiosis occurs before gamete formation, resulting in the gametes being haploid (having half the normal number of chromosomes).

1、

chromosome numbers which deviate from the normal number of chromosomes for a species are said to be heteroploid.

偏离了一个物种的整个染色体数目的叫做导倍体。

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2、

there's one catch: for this to be true, pi would have to be a "normal" number, and we don't yet know if it is.

这其中有个小圈套：如果上述说法为真，则π必定为一个“正常”的数字，只是我们现在还不知道而已。

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3、

it's just to a whist drive.

不过去趟惠斯特牌会

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4、

locomotive number sensor for coal-mine track haulage supervision system

用于煤矿信集闭系统车号传感器的研究

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5、

the impact of hydro priming on the greenhouse experiment' s index varied with variety and temperature.

引发对温室试验各项指标的影响，因品种及温度不同差异较大。

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6、

greenhouse experiment verified that n , p , k , s and probably zn , were the yield limiting factors in the soil.

温室盆栽试验证实氮、磷、钾和硫是该土壤的产量限制因子，锌也在一定程度上限制产量。

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7、

result of greenhouse experiment ( table 4 ) indicated that n , p , k andes were limiting the yield in the greenhouse experiment condition.

温室试验结果表明（表4），在温室试验条件下，氮、磷、钾和硫限制着产量。

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8、

brief discussion on effective protective rate theory in the performance of tariff concession in our country

试论有效保护率理论在我国关税减让中的应用

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9、

the transferred immunized splenic cells could partially protect the infant mice from htnv fatal infection (protective rate was about 25%).

免疫小鼠脾细胞转输可部分保护病毒致死性感染的乳鼠，保护率约25%。

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10、

standard and modified involute gear

标准与变位的齿轮渐开线

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11、

reveal the feudal old and decayed , interpersonal complicated relation in tragedy.

悲剧则揭露封建的陈腐、人与人之间的复杂关系。

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12、

harnessing of dissolved cavern area in construction of watershed tunnel

分水岭隧道施工溶洞区治理方法

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13、

microbial methylation of mercury in the ji yun river

蓟运河汉沽地区河泥中汞的微生物甲基化作用

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14、

huang di, also called xuan yuan or you xiong, lived in the ji river valley, and his surname was ji.

黄帝又称轩辕氏、有熊氏，居于姬水流域，以姬为姓。

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15、

one autumn night with moonlight, holding a cuff breeze cool, with a roll of ink book, night lamp shadow, knowing that it is drunk.

披一身秋夜月光，挽一袖清风凉意，伴一卷油墨书香，留一夜青灯孤影，情知是醉了。

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16、

whether slice read me to send in each night with moonlight the night breeze to give you together in the exhibition slice heart dream.

是否在展读我在每个夜晚寄与月光同夜风给你的片片心梦。

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17、

construction technology of leak prevention with "four-vanadium" dubbin

“四矾”防水油堵漏施工技术

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18、

conclusions: ① chm for nourishing yin and purging fire, as well as leuprorelin, were able to inhibit the occurrence of the true precocious puberty induced by nma in female rats, and remain the rats in normal prepuberty status.

结论：滋阴泻火方能抑制NMA诱导的雌性大鼠性早熟的发生，并使其维持在正常青春前期状态，其作用与亮丙瑞林相似。

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19、

study of lrh-a treatment of girl idiopathic true precocious puberty

LRH-A治疗女性特发性真性性早熟的临床研究

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20、

fishermen first used dories in new england in the early 1800s.

1800年代初期，新英格兰渔民第一次使用平底小渔船。

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