underwater concrete是什么意思

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用法例句

The dynamic adsorption ability of XDA-1 style macroporous adsorption resin to chloroform in water was researched in this paper.

结果显示,采用XDA-1大孔树脂吸附水中的氯仿,其吸附效率可达99%以上,泄漏点前的吸附量为160mg/ml。

Tested the ammonia percentage of swimming suit fabric,its elastic recovery and buoyancy in water, and analyzed the relationship between ammonia percentage and the elastic recovery and buoyancy.

测试了针织泳衣面料的氨纶含量、拉伸弹性回复率及水中浮力,分析了氨纶含量与泳衣面料的弹性回复率及水中浮力之间的关系。

In this article,gave a case study of Oil in Water Content series instruments, some new technologicaladvances for oil in water content analyzer were presented.

介绍了水中油系列测试仪器的研制与开发过程,分析了水中油测试仪器的需求、企业发展战略、主要攻关内容及成果,介绍了自动萃取器和溶剂回收附件。

In this paper,the principles and instruments of related petrolatum measurement for oil in water are analyzed,including infrared spectrometry,ultraviolet spectrometry,optical reflec- tion method and ultraviolet fluorescence spectrometry,comparing their advantages and .

河流、湖泊、码头、水库中矿物油污染问题越来越严重,矿物油污染监测问题已经为环保部门高度重视,各种检测水中油的仪器和方法也不断发展起来。

In this paper,we introduced a new instrument for testing oil in water on line by fluorimetry.

本文对荧光法水中油在线检测仪系统进行了设计并采用独特的"溢流式采样"技术结合非接触式荧光光谱技术来实现水中油的在线检测。

Taking into account the correction of ionization energy, the authors discuss the radiation characteristics of plasma in a pulsed discharge in water(PPDW).

在考虑电离能修正情况下 ,对水中放电等离子体 (PPDW )辐射特性作了分析 。