自然发生的

The results suggested that somaclonal variation in apple was lower than natural variation.

结果表明，苹果离体叶片直接体细胞胚胎发生途径再生植株的体细胞无性系变异率接近自然变异率

However, a 1990 government document indicates that the radio-frequency power zap will drive the ionosphere to unnatural activities.

但是，一份1990年的政府文件表明无线电射频能量攻击将使得电离层发生非自然活动。

We have to re- examine a modern science technique ethics value, its ethics value has just and takes two heavies, but takes ethics value's severity to perplex mankind should also change from the person and the nature, person and the society, person and one self's three angle occurrence to the evaluation method of modern self-contradict problem of the science and technology ethics.

我们必须重新审视现代科学技术伦理价值，其伦理价值具有正、负两重性，而负伦理价值严重困扰着人类。对现代科技伦理矛盾问题的评价方式也应该从人与自然、人与社会、人与自身三个角度发生转变。

For a fire of the industrial workshop, it is not enough that smoke abatement only depends on transom window when fire happens.

当这种高大工业厂房发生火灾时，单纯依靠自然通风排烟不能达到有效防止火灾烟气蔓延的效果。

This interval, which occurs between the fourth and seventh degrees of the diatonic major scale, is also known as a tritone.

不协和音程发生在自然大音阶的四度和七度，也被称为三全音。

Some goldfish naturally have large bulbous eyes but there is also a disease called Popeye that can happen to your goldfish as well as other fish in the tank.

有的金鱼自然有大球茎眼睛，但也有一种叫做大力水手说，也可能发生在你的金鱼以及其他鱼类在坦克。

Both KN-Sucrose and KN-Dextrose propellants ignite readily, most likely aided by the natural caramelization process that occurs upon heating.

双方千牛蔗糖和千牛-葡萄糖推进剂点燃容易，最有可能的资助，由自然caramelization过程中发生后，暖气。

Spawn, larva, chrysalides and imago can grow up naturally, so the natural growth of neocheting eichhorniae would not be affected by high altitude in Kunming.

象甲在昆明地区一年发生2~3代，卵，幼虫，蛹和成虫均可正常生长发育，高海拔并不影响象甲的自然生长。

Hypnosis is not some hocus pocus form of psychotherapy - it is simply a natural occurring state of mind that bypasses the conscious part of the mind.

催眠不是心理有些戏法诗论形式--这是纯粹的自然状态，发生部分再起自觉心。

On account of the influence of human activities and climate change, the hydrologic series may change in time and space.

1引言 由于受自然条件和人类活动的影响，水文情势在时间或空间往往发生变异。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。