查询词典 ethylene

This refractometer can be used for measuring the concentration and freezing temperature of ethylene glycol and propylene glycol.

这款可测量乙二醇及丙二醇的浓度及冻结温度，具有此款具有耐盐性及耐酸性。

Principle, method and equipment of compression , injection, vacuum, transmission and rotatory molding for fluorinated ethylene-propylene are reviewed.

叙述了聚全氟乙烯树脂的压缩、注射、真空、传递和旋转成型的原理、方法、工艺和设备。

Two alternative methods of ethanol production (the direct hydration of ethylene vs separate saccharification and fermentation process) are assessed.

在"评估体系的研究"的基础上，提出了基于层次分析的过程环境性能评估模型。

The combinative use of saccharose , antiseptic , and ethylene inhibitor even had a much better effect 8 HQS

蔗糖，杀菌剂，乙烯抑制剂配合使用效果更好。

A machine "scrubber" was developed to remove ethylene from the air.

一种名叫"scrubber"的机器被用来除去空气中的乙烯。

Besides these, the present calculations indicate that the epoxidation of ethylene is slightly endothermic or exothermic in sextet and quartet states, respectively.

另外，我们的计算结果显示乙烯环氧化反应在六重态下是微弱吸热的，而在四重态下是微弱放热的。

This article has described the technology of application of sierozem powder and preparation of ethylene-ethyl acetate copolymeremulsion,including selection of raw materials,formulation and preparation procedure .

介绍了使用灰钙粉和乙烯-乙酸乙烯酯共聚物乳液配制VAE乳胶漆的技术，包括原材料的选用、配方和配制程序等；探讨了VAE乳液用量对涂料耐洗刷性的影响，灰钙粉用量对涂料对比率的影响以及用加速升温贮存试验和常温贮存试验测试乳胶漆的贮存稳定性的结果；综合评价了乳胶漆的性能特征和应用优势，并分析了灰钙粉提高涂料性能的原

The formation of silique dehsicence susceptibility was investigated in terms of water content, synthetic rate of ethylene, enzyme activity of exo polygalacturonase and end cellulase , cell alteration in dehiscence zone in silique and silique dehiscence susceptibility during silique development.

从油菜角果发育过程中角果含水量、乙烯合成速率、外切 PG 酶和内切纤维素酶活性，以及角果裂区切片观察等方面研究了角果开裂敏感性形成的原因⒚花后50d 的角果果柄端壳状果瓣和线状果瓣间的裂区薄壁细胞膨大，在高倍光学显微镜下可见胞间空隙开始形成⒚此前6d 内乙烯合成速率迅速上升并出现第二次合成高峰，与之同步发生外切 PG酶和内切纤维素酶活性急剧上升，而乙烯合成第二高峰出现于角果含水量低于80％以下⒚由此看来，角果失水引起乙烯合成第二高峰出现，从而导致水解酶活性上升，最终导致果瓣裂区薄壁细胞膨大，分离和胞间空隙形成及角果开裂敏感性产生

Plasticizer DOTP was prepared from ethylene glycol residue (major component is PET low polymer) using single step process in which alcoholysis and ester interchange were combined.

以聚酯生产中产生的下脚料——乙二醇残渣为原料，采用辛醇合并醇解、酯交换一步法工艺，合成了增塑剂DOTP。

Treatments with different concentrations of 1-MCP(0.5μl/L、1μl/L、2μl/L) significantly reduced the respiration,ethylene production and crude fiber producing and let the snap bean posses high levels of soluble sugar,VC and chlorophyll contents.

研究了用不同浓度1-MCP处理对油豆角贮藏期间衰老及品质的影响。

For a big chunk of credit-card losses; the number of filings (and thus charge-off rates) would be rising again, whether

年美国个人破产法的一个改动使得破产登记急速下降，而后引起了信用卡大规模的亏损。

Eph. 4:23 And that you be renewed in the spirit of your mind

弗四23 而在你们心思的灵里得以更新