1948年,该公司开始生产红木和红木毛条皮革和胶表,明年转移到皮革上衣与所有真正的洪都拉斯桃花心木为主。
In 1948, the company started producing mahogany and gum tables with leather and mahogany tops, shifting the next year to leather tops exclusively with all genuine Honduras mahogany.
通过实验发现催化剂、脱水剂、增塑剂以及游离的异氰酸酯含量对密封胶的表干时间有很大的影响。
Through the experiment, it is found that the tack free time is affected greatly by the content of catalyst, dehydrating agent, plasticizer and the free NCO.
探讨了烷氧基硅烷封端率及端羟基聚丁二烯的含量对单组分密封胶的力学性能、硬度及表干时间的影响。
The effects of different silane end-capped ratios and HTPB content on mechanical properties, hardness and surface dry time of the sealant were discussed.
操纵拉索,推拉软轴,油门线,离合线,刹车线,熄火线,里程表软轴,胶管,橡胶制品,硅胶管,密封件,防尘套等。
Controller cable , pull and push flexible shaft, accelerator cable, clutch cable, brake cable , choke cable, speedometer cable , rubber, hose, rubber seal series stc.
实验结果表明添加脱水剂可以显著改善密封胶的储存性能,但是使密封胶的表干时间延长,流淌性增加。
The experiment results showed that adding dehydrating agent into the sealant obviously improved its storage stability but prolonged the tack free time of sealant and increased its flow property.
分析了添加脱水剂后密封胶储存稳定性提高以及表干时间延长的原因,研究了脱水剂的最优添加量。
The reasons of the improvement of stability and the prolongation of tack free time were analyzed and the optimal amount of dehydrating agent was studied in this article.
研究还发现,采用混合催化剂也能够显著地提高密封胶的交联速率,缩短表干时间,且对其力学性能不会产生显著影响。
Catalyst mixtures also have effects on the improvement of curing speed and reduction of surface-free time, with simultaneously the increase of viscosity.
扬声器。耳机胶盖。传声器及话筒特性表。
Tabular layouts of article characteristics for loudspeakers, receiver capsules, microphones and transmitter capsules.
相对来说,三种表镜的材质各有优缺点:胶镜相对不怕摔;
Relatively speaking, three table mirror material all have advantages and disadvantages: plastic lens relative are not afraid to fall;
60年代以来,医用胶逐渐在眼科手术,尤其是眼表手术中得到使用。
Since 1960s, ophthalmologists have used medical adhesives as a substitute of sutures in the ocular surgeries, especially in the ocular surface reconstruction.
60年代以来,医用胶逐渐在眼科手术,尤其是眼表手术中得到使用。
Since 1960s, ophthalmologists have used medical adhesives as a substitute of sutures in the ocular surgeries, especially in the ocular surface reconstruction.
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