The Christmas season has officially arrived at the White House in the form of a six-meter balsam fir tree.

From the view of comprehensively consideration the hybrid seed yield and the quantity factors, the optimum ratio between parental line was 1 ∶ 4 by using pistillate line of Balsam pear to product seed.

综合考虑制种产量与制种质量，利用苦瓜强雌系制种，其最适行比为1∶4。

Study on technology of extracting balsam pear seed oil by supercritical fluid extraction;

综述了南瓜籽油的生产现状、化学组成、理化特征及营养药用价值。

The team treated balsa wood in an oxidizing bath that bleaches it of nearly all visibility and then penetrated it with a synthetic polymer called polyvinyl alcohol ( PVA)-creating a product that is virtually transparent.

该团队把木材泡在氧化剂里，褪去几乎所有可见的颜色，然后注入一种名为聚乙烯醇的合成聚合物，开发出几乎完全透明的一种产品。

Agriculture: bananas, coffee, cacao, rice; cattle; balsa wood; fish.

农业：香蕉，咖啡，可可，大米；牛肉；木材，鱼类。

Each of these blades is made by hand from balsa wood and fibreglass.

每片桨叶都是用轻木和玻璃纤维手工制成的。

There's one thing& your m.r.i.showed that you havea wandering spleen.

有件事，你的扫描结果显示你有个游动的脾脏。

I just don't have cancer. I have a wandering spleen.

只是我得的不是癌症，而是，游动脾。

To know the situation of sediment carrying capacity and resistance distribution along river width is the key point of the wandering river simulation.

对游荡型河流挟沙力、阻力沿河宽分布情况进行了研究。

Tarim River is a wandering river whose watercourse is frequently changed by natural and human factors.

塔里木河是一条游荡性河流，自然和人为因素作用下改道频繁。

The Zhang River is a wandering river course with a low standard of flood prevention.

漳河是游荡性河道，防洪标准较低，发生中小洪水即容易出险。

Experiment study on river training projects impact on wandering river reach on Yellow River downstream

河道整治工程对黄河下游游荡性河段影响的试验研究

A wandering river wind its way to the sea

一条蜿蜒曲折的河流（河）蜿蜒流入大海

Channel Regulation and Model Test of Wandering River Section

游荡性河段的航道整治与试验研究

Research of the Cause of Formation of Wandering River Model and Its Changes

游荡河型成因及其河型转化问题的研究

The intensity of palaeomagnetic field, the proportion and frequency of palaeomagnetic polarity reversal, and the rate of true polar wandering may display the periodic changes in the geological history and are closely related to the opening and closing, and may be restricted to the global factors.

古地磁场强度、古地磁场极性倒转比例、古地磁场极性倒转频率和真极移速率在地史上均呈周期变化，与开合构造关系密切，同受全球性因素制约。

Origin of the Chandler motion of polar wandering and the distribution of solar tides in the earth core

太阳潮分布在地心不为零与极移钱德勒摆动的成因

Further study of the problem of apparent polar wandering path may perhaps involve experimental technique, the identification of palaeomagnetic age, the division of the plates as well as remagnetization of rocks and so on.

极移曲线的深入研究，也许会牵涉实验技术、磁化年代鉴定、板块划分及岩石再磁化等问题。

Many researchers believe that mind wandering should have some adaptive functions.

很多研究者认为这种自发性重复思维不可能是毫无适应性功能的。

A phrase from the conference floor set my mind wandering

会上发言者的一句话让我思绪飘远。

The frequency of mind wandering as a characteristic is stable, and the content will be a certain tendency.

心智游移的频率作为一种特质，具有稳定性，而内容也会出现某种倾向性。