As an additional safeguard against weeds you can always use an underlay of heavy duty polyethylene.
作为另外一种预防杂草的防护措施，你可以一直使用一层厚重耐磨的聚乙烯底垫。
For the next research work well theory underlay.
为下一步研究工作做好理论铺垫。
With a normal black biro I have drawn this on marker paper, using a photo as an underlay.
首先我用一只普通的圆珠笔在背景层上画上车的大概轮廓。
You can get just a simple plastic underlay sheet and that would provide adequate protection.
你可以只要简单地将塑料垫板、提供足够的保护。
Press the seam open and carefully align the underlay before pinning the right sides together.
正面合在一起之前，先将缝线烫开并仔细地将缝的粗缝线。
Objective To explore Hydrogels underlay in preventing bed sore of orthopaedic surgery patient.
目的探讨水凝胶垫在预防骨科手术患者压疮的护理。
For curved slot seams, both sides of the seam must be faced and underlay follows the same curve.
弧形嵌条缝，缝的两边必须对称，垫层的弧度相等。
Behind the distorted prosperity of journal of comprehensive university underlay serious survival crisis.
综合性高校学报眼下畸形繁荣的背后，隐藏着严重的生存危机。
However, for fine detail it was always important to start off with a carefully delineated drawing as an underlay.
不过重要的是，对于极为细节的设计，一般从以细致描绘的图纸为衬垫处开始着手设计。
The means is to do a corresponding electrode alike the frontal one on the rear underlay of the conventional laser.
具体是在常规激光器背面衬底做完全与正面电极相同而对中的电极。
Marx's criticism and transcendence of traditional ontology underlay the great change he brought about in philosophy.
批判和超越传统本体论，是马克思哲学实现哲学史上伟大变革的重要基础。
First off, I started out with a rough underlay of my suitcase, setting up the basic design and perspective of the scene.
首先，我起了一个行李箱草形，设置了基本的设计和透视角度。
Einstein's identifying of photons underlay the development of many of the advanced electronic inventions of the 20th century.
爱因斯坦对光子的确认奠定了20世纪的许多先进电子发明的开发基础。
The lounge and dining area is spacious and carpeted with polypro carper with underlay, it provides more comfort and cozy look.
它的休息室和餐厅宽敞大气，地板上铺有带衬底的波利普罗聚丙烯纤维地毯，给人一种舒适惬意之感。
It is necessary to underlay gasket to hot plate for avoiding hot food soup overflowing to dinner desk, defiling or destroying desk.
餐桌尽可能用垫子垫在热盘子下，以免食物汤料外溢，沾污或损坏桌面。
MOCVD stands for Metalorganic Chemical Vapor Deposition, is one technology used to grow wafers from underlay with the MOCVD equipment.
MOCVD是金属有机化学气相沉积技术的简称，即通过MOCVD设备，在衬底上生长材料晶体的一种方法。
Sleeve the invention on the tail-gas tube of the engine, underlay the seal loop in the fixing collar at the two ends and screw down it.
安装时，将本发明套在汽车发动机尾气管上，在两端的固定套圈里垫上密封圈，外面用卡环拧紧便可。
When use the artificial stone as kitchen countertop, on the cabinet top , a board not less 1.5cm must be put as underlay for countertop.
人造石用于厨柜台面时柜体上方一定要有不低于1.5公分厚的箱体板垫层。
In addition, the mesh-cover underlay is formed with plural holes, which divide the discharge space into plural limited-range discharge spaces.
此外，该网罩式衬垫料形成有多个孔洞，该孔洞 将该放电空间分割成多个有限范围的放电空间。
But it may be that an unprecedented demand and need for underlay action may call for temporary departure from that normal balance of public procedure.
但现在前所未有的对紧急行动的需要要求国民暂时丢弃平常生活节奏，紧迫起来。
The hearing recovery of interlay method group was better than underlay method group. Function of Eustachian tube kept good condition in interlay method group.
夹层法组听力恢复明显优于内植法组，且术后咽鼓管功能保持良好；
Uniformity of the photoresist film, adhesiveness between underlay and glue film, exposal and develop condition of high thickness difference are all solved in the thesis.
在厚胶光刻工艺中重点解决了胶膜厚度的均匀性、胶膜与衬底的粘附性、大厚度差胶层的曝光、显影条件等的优化问题。
In a model with vertical incidence of plane electromagnetic wave into plasma slabs with metal underlay, the attenuation of electromagnetic wave and reflected power are deduced.
采用垂直入射具有金属衬底的均匀等离子体模型，对不同入射频率的电磁波的衰减以及总出入射功率比进行了数值模拟。
With fully hardened metal spikes, replaceable, for removal of paint and synthetic sealant, adhered underlay, cork tiling and adhesive residue, for roughening industrial floors.
硬质合金尖刀，清除油漆，秘封剂，胶粘的地胶，软木层，胶水，毛毡，打磨工业地坪。
In the light of the characteristics of P2P group communication, we define two graph metrics, RH and RD, to quantify the matching degree between the overlay and the underlay network.
针对P 2p组通讯的特点，定义了根跳距和根距离两个拓扑特征指标参数来衡量测试拓扑图和底层网络的吻合程度。
The invention discloses an electromagnetic heating device and mainly solves the problem that a semiconductor underlay is heated unevenly. The device comprises a heating body and a coil.
本发明公开了一种电磁加热装置，主要解决半导体衬底加热不均匀问题。
Moreover, such a huge collision on the far side would have shifted much of the magma ocean that then underlay the moon's surface to the near side, which led to the formation of the maria.
再者，月球远端如此强烈的撞击可能会迫使位于月球表面下的岩浆海流向近端，结果形成了平滑的正面。
Moreover, such a huge collision on the far side would have shifted much of the magma ocean that then underlay the moon's surface to the near side, which led to the formation of the maria.
再者，月球远端如此强烈的撞击可能会迫使位于月球表面下的岩浆海流向近端，结果形成了平滑的正面。
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