Vinyl is not a natural substance but is a synthetic man-made material.
“乙烯基”并不是一种天然物质，而是一种人工合成的材料。
Man-made material can be divided character for silk of nylon, polyester two kinds big.
人工材质可分为尼龙、聚酯丝两大类。
Photonic crystals are a dielectric structure periodic array in another dielectric structure, it is a man-made material.
光子晶体是一种介质在另一种介质中呈周期排列所构成的人造晶体。
But in the late nineteenth century, that panoply of possibilities began to fall away with the arrival of a totally new kind of material - celluloid, the first man-made plastic.
但到了十九世纪末，那种盛况随着一种全新材料的兴起而衰落，这就是赛璐珞，第一种人工合成的塑料。
The experiment could open the door to production of artificial organisms whose original genetic material is replaced entirely by man-made DNA, the researchers said.
研究人员称，这项试验打开了一扇门，可以用人造dna完全替换细菌原有的遗传物质制造出人工生物体。
As a new kind of man-made structure function material, photonic crystals could realize thermal infrared camouflage because of its high-reflection photon forbidden band.
光子晶体作为一种新型人工结构功能材料，基于光子禁带的高反射特性可以实现热红外伪装。
After 1959 and applied to manufacturing resin marble, man-made agate and floor and pavement cladding material, the application is becoming more and more widely.
1959年以后又应用于制造大理石树脂、人造玛瑙以及地板与路面铺覆材料，应用日益广泛。
New luxury man-made doors are scientific formula produced, with high molecule polymerization materials as the substrate, and inorganic active material and organic fibers as the filler.
新型豪华人造门是采用高分子聚合材料作基材，以无机活性材料和有机物纤维为填料，经科学配方制作而成。
Material culture includes the man-made phenomena which have physical properties such as height, breadth, and weight.
物质文化包括具有诸如高度、宽度和重量等物理属性的人为现象。
Results1. The decoration material mainly including man-made board, all kinds of paint, glue, adhesive, compound floor board, and so on could emit air pollutant. 2.
结果1、居室装修材料种类多，能产生空气污染物的主要有人造板材、各种油漆、胶水、粘合剂、复合地板等。
Results1. The decoration material mainly including man-made board, all kinds of paint, glue, adhesive, compound floor board, and so on could emit air pollutant. 2.
结果1、居室装修材料种类多，能产生空气污染物的主要有人造板材、各种油漆、胶水、粘合剂、复合地板等。
应用推荐