soil preparation的例句大全

Serious soil preparation wants before afforestation, keep clear of and reduce rat kind concealment place and food source.

造林前要认真整地，清除和减少鼠类隐蔽场所及食物来源。

Effect of Different Soil Preparation and Tending on Young Forest Growth of Sequoia sempervirens

不同整地方式及抚育措施对北美红杉幼林生长的影响

Stability analysis on mountain slope of soil preparation for planting by using explosion

爆破整地造林工程的坡地稳定性分析&以太行山低山丘陵区为例

In the paper, a brand-new method of tillage and soil preparation for paddy field was discussed, the method using a special rototiller to rotary hoeing field in strip, instead of the traditional moldboard plow or rotary tillage.

该文论述了一种全新的水田耕整地方式，即采用专用旋耕机并以特定模式进行带状旋耕整地以取代传统翻耕或旋耕整地的新型耕作方法。

Study on afforestation effect of stereoscopic and quadrate soil preparation

立体方型整地造林效果研究

in addition, it is hard to obtain the standard hard silt soil samples using the conventional sampling method in course of unconfined compressive strength test. consequently, a special soil preparation equipment is designed and developed in our experimental laboratory. 2.

另外，在进行无侧限抗压强度试验时，由于常规的制样方法很难制得标准的粉土试样，本实验室还专门研制了一个土样制备仪器。

In conclusion, the conditions of soil surface moisture and temperature were changed by the treatment of hathpace soil preparation, which highly availed the growth of ash seedlings in this research.

高台整地处理对林地土壤含水量和土壤温度的改变，有利于天然林下水曲柳人工更新幼苗的存活和生长。

The utility model discloses a soil preparation machine which is agricultural mechanical equipment.

本实用新型公开了一种农用机械设备――耕整地机.

One-time investment is prevented like nursery stock, soil preparation, administration fee, disease expend and cradle etc.

一次性 投资如苗木 、 整地 、 治理费 、 病防费和抚育等.

Meanwhile, analyze the experimental result, do attack experiment use natural soil, air-dry soil, stoving soil and preparation seil, observe the difference.

同时，对试验结果进行了分析，土样采用天然土、风干土、烘干土、制备土进行击实试验，以观察试验结果的区别。

This paper study the technique gist, data collection and preparation, quality check and main problems of constructing county or city soil utilization database taking MAPGIS software as example.

本文以MAPGIS土地利用数据库建库软件为例，研究建立县（市）级土地利用数据库的技术依据、资料收集及预处理、建库流程、质量检查及主要问题的处理方法。

on the importance of undisturbed soil sample's preparation in geotechnical test

浅谈原状土试样制备在土工试验中的重要性

A method for the determination of nerve warfare agent and vesicant war gas in polluted soil was estab ˉ lished by GC-MS_SIM. The sample preparation of six warfare agent s in soil and the extraction yield of two step extractions for these agents were studied.

建立了土壤中神经性毒剂及糜烂性毒剂GC-MS-SIM分析法，对土壤中6种毒剂的样品制备和二步萃取方法进行了研究；

Polystyrene sulfonic acid and its sodium salt were prepared with old froth as water treatment medicinal preparation and the soil modifier.

将废旧泡沫磺化制备聚苯乙烯磺酸及其钠盐，目标产品可以用来作为水处理剂和土壤改良剂。

Technical essentials of turf-bed preparation, fertilizer dressing, soil disinfection and disinsection for cool season turfs and lawns in Northern China are expounded in this paper.

论述了中国北方冷季型草坪绿地建植时坪床的处理、施肥、土壤消毒与杀虫等技术要点；

Preparation of water-absorbent resin as synthetic FLOWER-CULTIVATE soil by solution polymerization

溶液聚合法制备花土用吸水树脂

Effect of soil sample preparation on free swelling ratio and its improved measures

土样制备对自由膨胀率的影响及其改进方法

Influence of Site Preparation on Physical Properties of Chestnut Soil and Tree Growth of Poplar Population

整地对栗钙土物理性质和杨树人工林苗木生长的影响

A method for direct determination of multi-element in the stream sediment and soil samples by polarized energy dispersive X-ray fluorescence spectrometry with samples preparation of pressed powder pellets was developed.

采用粉末样品压片制样，用偏振能量色散X-射线荧光光谱仪对水系沉积物和土壤样品中多种元素进行测定。

Preparation, Testing and Certification of Soil Reference Materials for Polychlorinated Biphenyls

土壤中多氯联苯成分分析标准物质的研制与定值