人工的

Up to now, the mechanisms of feminization and sex differentiation of southern catfish by artificial propogation remain elusive.

目前人工繁殖南方鲇全雌化和性腺分化的机制依然不清楚。

Objective To analyze the biomechanics of the interface between femora and prosthesis.

目的对股骨—人工假体之间的界面生物力学进行分析。

Objective To study dynamic change of carbon and nitrogen rate during the growing period of Ferula fukangensis.

目的研究阜康阿魏碳、氮代谢在不同生长时期的动态及挥发油和阿魏酸含量变化规律，为人工栽培提供理论依据。

They were all finely polished by hand.

都是人工精心磨制出来的。

Stabilization: Natural clarification and no fining or filtration.

稳定：天然的澄清，没有任何人工澄清或过滤。

The creation of a new firebreak should be done by taking structures down manually or with a bulldozer if available .

建筑可以用人工或者如果有条件的话，用推土机推到，来建立新的防火障。

China is the production on the world artificial firedamp is earlier, current it is the country with firedamp pool maximum amount.

中国是世界上生产人工沼气较早、目前又是沼气池数量最多的国家。

The problem with farm raised fish is that the fish do not feed upon a wild food source.

人工饲养鱼类的问题是它们不以野生食物来源为生。

Today my factory needs 21 flatbed trucks, 73 tons of acetate resin, 2,000 kilowatts, and 576 man hours. The next day I may not need any of those.

我的工厂可能今天需要21辆平板卡车、73吨醋酸盐树脂、2，000千瓦电力和576小时人工，但到了第二天，也许就什么都不需要了。

The other group was administered a placebo beverage containing artificial hibiscus flavouring and colour.

另一组喝安慰剂饮料，饮料里包含人工合成的芙蓉茶香精和色素。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐