adding 7% cordierite, 7% flint clay and 2% quartz sand in matrix enabled the castable to have highest thermal shock resistance.

1、

effect of calcium aluminate cement addition on properties of chinese calcined flint clay gunning castable at different temperature

铝酸钙水泥对焦宝石基喷涂料性能的影响

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2、

the whitening of flint clay and the ordering of kaolinite crystals

硬质粘土的变白作用与高岭石的有序化

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3、

acute toluene poisoning through various route absorption--report of 2 cases

不同侵入途径致急性甲苯中毒2例分析

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4、

survey on an accident of toluene poisoning in a dress factory

某服装厂一起甲苯中毒事故调查

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5、

red and yellow dyes in make-up, including red lipstick and fake tan, are dehydrating.

化妆品中红色和黄色的眼影、包括红色的唇膏和有日晒效果的化妆品，都有脱水作用。

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6、

skin mucous membrane: not yellow dyes, drafts without the hemorrhage, does not have ulcer, and the spider drafts.

皮肤粘膜：无黄染，无出血征，无溃疡，及蜘蛛征。

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7、

any of various yellow dyes; not related chemically to alizarin but applied in the same manner.

任何一种黄色的染料，在化学上与茜素没有联系，但以同样的方式使用。

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8、

julius caesar, for example, is known to have employed a simple substitution cipher to protect messages from unauthorized viewers.

例如传说中恺撒大帝就曾使用简单的替换加密来防止未经授权者读懂消息。

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9、

fourfold frequency multiplication circuit design of incremental opto-electric encoder based on fpga

基于FPGA的光电编码器四倍频电路设计

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10、

fourfold frequency multiplication circuit design of photoelectric pulse transducer based on cpld

基于CPLD的光电脉冲码盘信号四倍频电路设计

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11、

the applications of analog multiplication-circuit to measuring technology

模拟乘法器在测量技术中的应用

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12、

technical characteristics mainly include frequency multiplication circuit, average algorithm filter and error calibration.

该系统在技术上的特点主要包括倍频电路、算术平均滤波、误差校正等。

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13、

genetic relationship among flint corn, dent corn and popcorn studied by ssr markers

硬粒马齿爆裂型玉米遗传关系的SSR标记研究

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14、

comparison of steeping and fermentation between flint corn and flour corn

硬质玉米和粉质玉米浸泡与发酵对比

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15、

the two silicon valley giants will work on a platform to enable contact tracing, a measure that identifies people who have been exposed to the virus and who they have been in contact with, the companies announced.

这两家硅谷巨头公司称，它们将在一个平台上合作，启用接触追踪，利用这种方法确认谁接触过感染者，他们又接触过谁。

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16、

she added that contact tracing apps should be "voluntary and decentralized, and used only for public health purposes and only for the duration of this pandemic."

她补充说，接触追踪应用程序应该是“自愿的、分散的，仅用于公共卫生目的，且仅在本次疫情期间使用。”

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17、

contact tracing and monitoring has been carried out to ensure no further transmission of disease, and the extended contacts are coming to the end of their period of observation.

为确保不进一步传播疾病，对接触者进行了追踪和监测，目前对这些接触者的观察期即将结束。

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18、

to assist in passenger contact tracing, a public health passenger locator card has been developed by an informal transportation working group convened by the world health organization.

为了便于与旅客保持联系，由世界卫生组织主持召开的非正式运输工作组会议出台了旅客公共卫生追踪卡。

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19、

public health officials say robust contact tracing-finding people who have been in contact with an infected person-will be a key step in lifting shelter-in-place restrictions.

公共卫生官员说，强有力的接触追踪系统能发现与感染者有过接触的人，将是解除隔离限制的关键一步。

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20、

support from religious and community leaders has also allowed the work of mobile surveillance teams to run more smoothly, increasing the efficiency of case finding and contact tracing.

宗教和社区领导人的支持也已使流动监测小组的工作能更顺利地开展，提高了发现病例和追踪接触者的效率。

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