该词条未找到_海词词典

您要查找的是不是：

proportional sam pling device 按比例取样器
Method Sera samples were collected by random cluster sam pling method from the workers in the service industry from 2002 to 2003 for the detection of HBVM, ALT and pathogenic enterobacteria. 方法以整群抽样方式在2002、2003年抽取观察对象,收集相关资料和血清标本,进行丙氨酸转氨酶(ALT)、乙肝血清标志物(HBVM)和肠道致病菌的检测。
In high precision digital m easurem ent of power electrical parameters,the synchronous error is one of the main factors that cause measuring errors while sam pling period adjustment is an im portant m eans of reducing synchronous errors. 在电力参数微机高精度测量中 ,同步误差是导致测量误差的主要因素之一 ,而采样周期校正是减小同步误差的重要手段。
High temperature, high dust, high moisture, strong corrosion and explosion proof are five difficult problems in designing sam pling and pretreatment system for process gas analysis. 高温、高粉尘、高水分、强腐蚀性和防爆是过程气体分析中取样预处理系统设计的五大技术难题，它们既密切相关，又相对独立。
Keywords Fluoride;Filter sam pling;Standard m ethod;Test; 氟化物;滤膜采样;标准方法验证;
Sam was so nervous today; he was all thumbs. 萨姆今天太紧张，做事笨手笨脚的。
Sam and his wife busted up a year ago. 萨姆和他的妻子一年前就关系破裂了。
[1]Zhang Cheng-xue, Gong Qing-wu, Hu Zhi-jian.Study of GPS-synchronized sam pling unit and its application[J].Automation of Electric Power Systems, 2000, 24 (10):49-52. 张承学，龚庆武，胡志坚.;基于GPS同步采样装置的研制及其应用[J]
A display device that uses a cathode ray tube. 一种使用阴极射线管的显示装置。
I asked where Sam was, but she just shrugged. 我问她萨姆在哪儿，她只耸了耸肩。
If took ten men to wrestle the device into place. 用了10个人才把那台装置挪动到位。
Sam flicked through a magazine while he waited. 萨姆一边等著一边翻阅杂志。
He said (that) his friend's name was Sam. 他说他朋友的名字叫山姆。
Old Sam is poor now, but he has known better days. 老山姆现在很潦倒,可他以前曾风光过。
Old Sam is poor now, but he has seen better days. 老山姆现在很潦倒,可他以前曾风光过。
A device used to modulate an electromagnetic wave. 调制器用以调制电磁波的装置
The force moving a body is proportional to the mass of the body. 移动物体的力与该物体的质量成正比。
Sam cast an eye of surprise at the group before him. 萨姆用惊奇的眼光注视面前的那群人。
Sam was in the cold in the conversation. 在谈话中没人理会山姆。
She got the information by some device. 她运用某种手段获取了情报。