Binary vectors for genetic engineering consist of one plasmid containing the VIR region and a second containing the T-DNA including the foreign DNA.

The metabolites from three monocotyledonous and three dicotyledonous plants were respectively utilized to regulate the expression of virulence ( Vir) genes in Agrobacterium tumefaciens.

本文研究了六种植物（三种单子叶植物、三种双子叶植物）愈伤组织的渗出物和抽提物对农杆菌Vir基因表达的调节作用。

Study on Method for Dilapidating Walls of Maize Pollen& II. Study on Method for Dilapidating Walls by Microwave in Low Temperature

玉米花粉破壁方法的试验研究&Ⅱ.超低温加微波破壁方法的研究

A discussion on abandoned stope disposal with the technique of dilapidating roof by cutting groove

控制爆破切槽放顶处理空区技术探讨

The wall-breaking ratios of the enzyme method and the synthesis method were very significantly higher than temperature difference method and ultrasonic method. Study on Superfine Grinding for Dilapidating Walls of Maize Pollen

酶法和混合法的破壁率极显著地高于超声波法和温差法。玉米花粉破壁方法试验研究&温差法与超微粉碎破壁方法研究

On basis of BF operational condition and results of dilapidating investigation, essentiality for setting up BF refractories special performance have been talked over.

并根据高炉工作条件和破损调查结果论述了高炉耐火材料建立这些特殊使用性能的必要性。

Study on Superfine Grinding for Dilapidating Walls of Maize Pollen

玉米花粉破壁方法试验研究&温差法与超微粉碎破壁方法研究

Second, they may indulge in it, dilapidate their study, which isn't rare.

其次，他们会沉迷其中以致荒废了学习，这是不罕见。

And with the increase of pressure rate of compressor, the heating COP decreases sharply, and the discharge temperature increases rapidly, which can make compressor dilapidate.

同时，随着压缩机压力比的增加，其COP急剧下降，排气温度迅速升高，从而导致压缩机不能正常运行甚至损坏。

Second, they may indulge in it, thus dilapidate their study, which isn't rare.

其次，他们也许沉溺于它，因而毁坏他们的研究，不是罕见的。

Water freezes at 0 ˚ C.

水在零摄氏度时结冰。

The July maximum was 30 ˚ C.

七月的最高气温是30摄氏度。

The thermometer recorded a temperature of 40 ˚ C.

温度计显示气温达到了40摄氏度。

Most domestic freezers operate at below – 18 ˚ C.

多数家用冰柜能制冷到零下18摄氏度以下。

Summers are hot, with monthly averages above 22 ˚ C.

夏天很热，月平均温度在22摄氏度以上。

He's in bed with a temperature of 40 ˚.

他卧病在床，高烧40摄氏度。

Some places have had temperatures in the 40s.

有些地方气温曾经超过40摄氏度。

Heat the oven to a temperature of 200 ˚ C.

使烤箱的温度升至200摄氏度。

Ten degrees of frost had frozen the lock on the car.

零下十摄氏度把轿车上的锁冻住了。

The temperature remained between 25 ˚ C and 30 ˚ C all week.

整个星期气温都保持在25到30摄氏度之间。

Daytime temperatures can reach 40 ˚ C.

白天的气温可以达到40摄氏度。