1.
Explore ration of 2-step Injection Shaping Method of Aspherical Plastic Lenses;
非球面塑料透镜两步注射成型法的探索
2.
Explore Shaping Method of High Accuracy Aspherical Optics Plastic Lenses;
高精度非球面光学塑料透镜成型法的探索
3.
a thin curved glass or plastic lens designed to fit over the cornea in order to correct vision or to deliver medication.
与角膜相适合矫正视力或传递药物的薄且弯曲的玻璃或塑料透镜。
4.
flat-top plastic bifocal
平顶塑料双焦点透镜
5.
We buy Scrap Optical Lenses of CR39 plastic material for recycling in China. Shipment to Hong Kong. Minimum20 tons.
求购以塑料为原料的光学透镜废料，最小需求量为20吨，欢迎与我们联系！
6.
test methods for index of refraction of transparent plastics
透明塑料折射率测定法
7.
a very thin transparent sheet of plastic.
一种透明的塑料薄片。
8.
use transparent film as a wrap
用透明塑料纸作包装纸
9.
A usually transparent glass or plastic dome.
透明玻璃（塑料）圆顶
10.
The plastic capsule was transparent all the way round.
那个塑料小盒通体透明。
11.
fit smoked plastic lenses in spectacles
把烟色的塑料镜片安在眼镜上.
12.
The Research of Precision Injection Molding of Optical Plastic Lens;
塑料非球面光学镜片注塑成型的工艺研究
13.
eyeglass case, of leather, sheeting of plastics, paperboard or textile materials
眼镜盒,皮革、塑料薄膜、纸板或纺织品制
14.
Test method for specular gloss of plastics
GB/T8807-1988塑料镜面光泽试验方法
15.
Study of the Fracture Behavior on Engineering Plastics by SEM
用扫描电镜研究工程塑料的断裂行为
16.
A MOLDING TECHNOLOGY FOR PLASTIC OPTICAL ASPHERICAL LENS
一种塑料光学非球面镜片的成型技术
17.
(trademark) a light transparent weather resistant thermoplastic.
（商标名称）一种轻而透明、防风雨的热塑性塑料。
18.
a polymer of styrene; a rigid transparent thermoplastic.
一种聚苯乙烯的聚合体，硬而透明的热塑性塑料。