1) residual mulching plastic film
残地膜
1.
The retractable finger type pockup device has been used to pi ckup and collect the residual mulching plastic film in the fields after autumn.
杆齿栅筒式捡拾装置用于秋后回收残地膜，它工作性能较好，结构简单，制造方便，对其工作原理、运动方式及结构特点进行了介绍。
2) plastic film residue
地膜残留
1.
The study investigated effects of mulching plastic film residue in mono-cotton planting system with mulched plastic film lasting for 20 years,and cotton-tomato,and mono cotton planting system mulched plastic film lasting for 10 years in Shihezi district.
以新疆石河子棉区作为研究对象,对连续20a覆膜单作棉花、棉花-西红柿轮作和连续10a单作棉花棉田的地膜残留状况进行了调查,研究结果显示石河子地区棉田地膜残留污染十分严重,土壤中平均残留量高达(300。
2.
Considering the positive effects of plastic-film mulch and negative impacts of plastic film residue synthetically,the evaluation model of effect of plastic-film mulch on crop yield was constructed.
综合考虑地膜覆盖技术对农作物产量的正面效应和地膜残留对农作物产量的负面影响,构建了地膜覆盖技术对农作物产量影响的评价模型,并以湖北省为例进行了评价。
3.
The amount of plastic film residue depends on how long for the utilization of mulching plastic film,and th.
本文以新疆石河子棉区作为研究对象,对连续20年覆膜单作棉花、棉花-西红柿轮作和连续10年单作棉花棉田的地膜残留状况进行了调查,研究结果显示石河子地区棉田地膜残留污染十分严重,土壤中平均残留量高达300。
3) remnant plastic film
残膜
1.
It has been discovered that quantities of remnant plastic film in soil was negatively related to rate of cotton germination and quantities of harvest plants (r=－ 0.
通过棉田土壤残膜状况调查及残膜田间微区试验、盆栽模拟试验，研究了残膜对棉花生长发育及产量的影响。
4) plastic film residue
残膜
1.
More detailed data are cited in this paper to discuss plastic film in fields bringing benefits to cotton in Xinjiang increasing production, at that time to discuss increasingly serious environment pollution produced by plastic film residue and technicians in Xinjiang working for more than ten years to eliminate harms of plastic film residue.
本文引用较详细的数据论述农膜给新疆棉花增产所带来的利益,与此同时,残膜所造成的日益严重的环境污染以及新疆技术人员十几年来为消除残膜危害所作的努力。
2.
This paper briefly introduced harms of plastic film residue to agricultural production, and importance of studying on the plastic film residue collector, and some issues that must be thought over when design the plastic film residue collector.
简要介绍了残膜对农业生产的危害、残膜回收机研究的重要性 ,研究设计残膜回收机应考虑的一些问题及机械化收膜的工艺。
3.
This subject is a sub subject of the subsidy project of the national natural fund, the project is studied on kinematics principle and structure techniques of roller of arc spring tooth for collecting plastic film residue.
本课题是国家自然基金资助项目——弧型挑膜齿残膜清理滚筒的运动学原理及工艺结构研究的子课题,残膜捡拾滚筒是弧型齿残膜回收机的关键部件,本文针对弧型齿残膜捡拾滚筒在工作中存在的实际问题,结合试验进行了研究分析,提出了一些改进意见。
5) residual oil film
残余油膜
1.
Efffect of viscoelastisity of HPAM solution on residual oil film;
聚合物溶液的黏弹性对残余油膜的作用
2.
In connection with residual oil film of different forms after water flooding on the oleophilic rock and the viscoelasticity character of the polymer solution,the Upper-Convected Maxwell constructive equation of viscoelastic fluids was choosed,the model was analysized numerically by using computation fluid software-Polyflow.
针对亲油岩石水驱后残余油膜的存在形式及聚合物溶液的粘弹特性,选取粘弹性流体中的上随体Maxwell本构方程并使用计算流体软件Polyflow对模型进行数值分析。
6) used plastic film
塑料残膜
1.
Due the difficulty in the degradation of the used plastic film, great damage will be done to the farm land and our ecologic environment by the"white pollution"if the used plastic film is not retrieved in time.
由于塑料残膜难以降解,若不得以及时有效回收,就会对农田和生态环境造成严重影响,带来"白色污染"。
补充资料：地膜
分子式：
CAS号：
性质：即地面覆盖薄膜，通常是透明或黑色PE薄膜，也有绿、银色薄膜，用于地面覆盖，以提高土壤温度，保持土壤水分，维持土壤结构，防止害虫侵袭作物和某些微生物引起的病害等，促进植物生长的功能。
CAS号：
性质：即地面覆盖薄膜，通常是透明或黑色PE薄膜，也有绿、银色薄膜，用于地面覆盖，以提高土壤温度，保持土壤水分，维持土壤结构，防止害虫侵袭作物和某些微生物引起的病害等，促进植物生长的功能。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条