千克

Fifteen minutes later, the rats were intraperitoneally injected with either propofol (25 mg/kg) or saline.

15分钟后，大鼠腹腔注射异丙酚（ 25毫克/千克）或生理盐水。

It consists of ten parallel cells containing a total of 914,000kg of iron filings, all purchased locally.(The iron lasts about two years before it has to be replaced.) Some 80% of the water treated is industrial discharge.

之后有开始了真正的试处理，分为十个平行组，共用去914，000千克本地采购的铁屑，（这批铁屑用了近两年后才被替换掉）其中80%处理的都是工业排放废水。

Dr Zhang, who did his undergraduate degree in Shanghai before moving to America, thought iron filings, which have a large surface area, might provide a cheap alternative.

他认为铁粉的比表面积大，可以作为纳米铁的替代物，在中国只需20美分1千克，要廉价很多。

Measuring unit of absorbed dose is the Gray, 1Gray is 1 kg of material 1 joule of energy absorbed.

衡量吸收剂量的单位是Gray，1Gray就是1千克的物质吸收1焦耳的能量。

May I have 2 kilo, please?

请给我2千克好吗？

May I have two kilo of onion , please?

请给我两千克的洋葱好吗？

May I have two kilo of onions, please?

请给我两千克的洋葱好吗？

May I have a kilo ,please ?

给我来一千克，好吗？

And it weighed more than a kilogram.

并且它的重量超过1千克。

Kilogram,kilogramme n .

千克，公斤

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。