1) CA 77
CA-77
2) calcium
[英]['kælsiəm] [美]['kælsɪəm]
Ca
1.
Near-infrared Analysis of Nitrogen,Potassium,Calcium,and Magnesium in Tobacco Root;
烟草根中N、K、Ca、Mg的近红外光谱分析
2.
Microstructure and tensile properties of AE42-based magnesium alloys with calcium addition;
Ca对AE42镁合金的显微组织和拉伸性能的影响(英文)
3.
Analysis of Trace Calcium in EAF Steel by Photoelectric Spectrometer;
光电光谱分析电炉钢中微量Ca
3) certificate authority
CA
1.
This article studies to building PKI/CA about E-Governance and bridge certificate authority between different PKI/CA, and puts forward own attitude about building PKI/CA about our nation s E-Governance.
本文就电子政务数字认证系统构建,以及PKI/CA域之间的桥CA认证做了一些探讨,并提出了建立国家电子政务PKI/CA体系的看法。
4) Yunyan 77-2
云研77-2
1.
Prelimilary Report on Cultivation Experiment of Rubber New Clones Yunyan 77-2 and Yunyan 77-4;
云研77-2、77-4橡胶树新品种区域性栽培试验初报
2.
Forepart study on new varieties Yunyan 77-2 and Yunyan 77-4 of Hevea brasiliensis;
橡胶新品种云研77-2、云研77-4选出与早期研究
3.
In this paper,The molecular characteristic,properties of raw rubber and vulcanizate and vulcaization characteristec of raw rubber of new varieties Yunyan 77-2 and Yunyan 77-4 were investigated.
研究了天然橡胶品系云研77-2、77-4生胶的分子特性、生胶性能、生胶硫化特性和硫化胶性能。
5) Yunyan 77-4
云研77-4
1.
Forepart study on new varieties Yunyan 77-2 and Yunyan 77-4 of Hevea brasiliensis;
橡胶新品种云研77-2、云研77-4选出与早期研究
2.
In this paper,The molecular characteristic,properties of raw rubber and vulcanizate and vulcaization characteristec of raw rubber of new varieties Yunyan 77-2 and Yunyan 77-4 were investigated.
结果表明:云研77-2的Mn、Mw、Mv较大,分子量分布较窄,生胶的P0和门尼粘度较高,PRI较低;硫化仪试验的MH较低,硫化速率较慢,硫化胶的物理性能良好;云研77-4的Mn、Mw、Mv较大,分子量分布较宽,生胶的PRI较高,门尼粘度较低;硫化仪试验的MH较高,硫化速率较快,硫化胶的物理性能优异。
3.
The result from experiment of Yunyan 77-2 and Yunyan 77-4 in Dongfeng showed that both varieties had higher yield in the first tapping year and more strong ability against cold than clone GT1.
橡胶树抗寒高产新品种云研77-4、云研77-2在西双版纳东风分公司的区域性栽培试验,1999/2000年冬的寒害资料和2005年预割、2006年正式割胶的产量资料表明:其抗寒力和开割第一年的产量明显高于对照品系GT1。
6) Fleet F 77
舰队F-77
补充资料：77式12.7毫米高射机枪
77式12.7毫米高射机枪是我国自行研制的第一种高射机枪，1977年设计定型，1980年生产定型，大量装备部队。
该枪采用导气式自动原理，气管直吹式导气装置；短闭锁片强制闭锁和滑脱开锁式闭锁机构；采用卡将机身与枪架连接；采用60发开式弹链节/箱供弹，实施连发射击；平射瞄准具为准星照门式，立框式标尺，高射瞄准镜为间易光学缩影环形瞄准镜，放大倍率为2倍。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条