覆盖的例句大全

Development and Application of A New Type Covering flux for Steel Castings

新型铸钢冒口保温覆盖剂的研制与应用

Research and development of new type ladle covering flux

新型钢包覆盖剂的研制

Research and Application on Thermal Insulation Mechanism of Covering Flux for Steel Casting Risers

铸钢冒口覆盖剂保温原理探讨及应用

Effects of Former Stubble Winter Cover Crop on Microbial Characteristics in Paddy Soil

前茬冬季覆盖作物对稻田土壤的生物特征影响

Glmsgroup-UV inkjet head fixed gethashvirtual 630 mm width so that the speedy.

群组式UV喷墨头固定,覆盖宽度达630毫米,使得被印物能高速前进.

The State Council has recently issued a circular, saying the minimum living standard system should be introduced to cover rural areas all over the country by the end of2007.

国务院最近发布了一个通知，在2007年的年底，最底生活标准系统将会引进并覆盖全国所有贫困地区的群众。

And here a friend is planting prairie grass that will soon provide cover for animals.

这里还有一位朋友在种草，这样很快动物就有植被覆盖的环境了。

The results indicate that it is favor of improving the strength and ductility with lower density at the condition of enhancing the stirring and prolonging the time before casting and using CaF2 as the flux cover.

论文研究结果表明：在熔铸过程中，把合金熔体搅拌过程和熔体静置时间延长，用少量的CaF2参与做覆盖剂，可以生产出密度较低，强度和塑性都较高的镁锂合金；

To create a weed compost pile, cover the weeds with a black plastic bag or tarp and leave them to decompose for up to 2 years.

如果用杂草制作堆肥，用黑色塑料袋或防水布覆盖杂草，让其腐烂两年的时间。

In 1962, Stylosanthes was firstly introduced to Hainan of China as a cover crop in rubber tree plantation from Malaysia.

我国于1962年首次从马来西亚引种柱花草到海南岛，作为橡胶园的覆盖作物。

If possible, in the year before you plant potatoes, plant a cover crop to improve the soil and the potato production.

如果可能的话，在中土豆的前一年种一种覆盖作物来改善土壤，提高土豆产量。

Variation of nutrient elements of winter cover crop residues in agroecosystems under no tillage and conventional tillage

免耕和常规耕作农田生态系统冬季覆盖作物残茬分解和养分变化

Carbon fixation in every cover crop treatment is higher than that of winter fallow cropland.

黑麦草的碳蓄积量显著高于紫云英和油菜，各覆盖作物处理碳蓄积量均显著高于冬闲田。

On Manufacture& Adjustment of Large Automotive Cover Die

试论大型汽车覆盖件模具制造调试的途径

Development of basic covering flux for tundish

中间包用碱性覆盖剂的研制

If you use wood, you'll need to cover it with wire mesh to prevent the bird from chewing through it.

如果您使用的是木头，你将需要用金属丝网覆盖它，以防止鸟通过咀嚼逃跑。

An Extended Dectection Method for Land Cover Transformation

一种扩展的土地覆盖转换像元变化检测方法

Research and development of CAPP for motor cover die

汽车覆盖件模具CAPP系统的开发研究

The effect of winter cover crop on soil organic carbon and crop yield

农田冬季覆盖作物对土壤有机碳含量和主作物产量的影响

The Effect of Winter Cover Crop on Microbial Ecological Under the No-tillage System

免耕条件下覆盖作物对微生物生态的影响