Discussion on water injection test inapplicability to the permeability test for homogeneous earth dam
关于注水试验不适合均质土坝坝体渗透性测试的讨论
In accordance with the case of large mining depth in Xingdong coal mine,study on coal floor strata failure depth test of working face 2121 was carried out by water injection test.
针对邢东矿大采深的情况,利用现场底板注水试验对2121工作面底板采动破坏深度进行了测试研究,依据单位注水量的动态变化以及注水孔与采线之间的距离关系,确定了底板破坏深度。
The well excavation inspection, water injection experiment and core boring prove that high pressure swing guniting method for curtain grouting is feasible and parameters used in construction are correct.
通过围井开挖检查、围井注水试验及钻孔取芯检查 ,验证了设计采用高压摆喷方法进行防渗帷幕灌浆是可行的 ,所采用的施工参数是正确的。
decreased sensitivity,In order to improve observation accuracy of infiltration,water injection experiment,scouring and silting were taken.
为提高渗透观测精度,江口水电厂对各测压管进行注水试验和冲淤。
testing project of representive sample
代表性样品试验方案
all-weld-metal test specime
全焊缝金属试验样品
Textiles-Preparation of laboratory test samples and test specimens for chemical testing
GB/T10629-1989纺织品用于化学试验的实验室样品和试样的准备
Atmospheric air-Test dust standard sample-Fly ash
GB/T13269-1991大气试验粉尘标准样品煤飞尘
Atmospheric air-Test dust standard sample-Loess dust
GB/T13268-1991大气试验粉尘标准样品黄土尘
As fire tries gold, so does adversity try virtue.
正如火试金一样，逆境考验人的品德。
advanced development
试制 -样机或样品
THE STUDY OF HOMOGENEITY OF MICROBIOLOGICAL PROFICIENCY TESTING MATRIX
微生物能力验证样品均匀性试验的研究
General rules for the sampling and sample preparation of minerals in bulk--Experimental method for evaluation of quality variation
GB/T2007.3-1987散装矿产品取样、制样通则评定品质波动试验方法
1. The result showed that the density losses of the samples from the two trials were different along with the different rot time of the heartwood.
1、两个试验林样品腐朽处理时间不同,样品密度损失差异显著。
Steel and steel products--Location and preparation of test pieces for mechanical testing
GB/T2975-1998钢及钢产品力学性能试验取样位置及试样制备
General rules for the sampling and sample preparation of minerals in bulk--Experimental method for checking the bias of sampling
GB/T2007.5-1987散装矿产品取样、制样通则取样系统误差校核试验方法
FPL tunnel test
森林产品实验所风洞试验试样表面的火焰蔓延率
The test specimens shall be selected at random from shipment of 5000 bricks or less.
试验样品可从5000块左右的待运砖当中任意选出。
Rule of preparing sample for tests of dense shaped refractory products
GB/T7321-1987致密定形耐火制品试验的制样规定
Follow up the OTS sample test in customer side， and get release report.
跟踪OTS样品在客户的试验结果并得到相关认可。
Atmospheric air-Test dust standard sample-Simulated atmospheric dust
GB/T13270-1991大气试验粉尘标准样品模拟大气尘
Random Vibration Accelerated Test and Reliability Evaluation of Small Samples Components;
小子样产品的随机振动加速试验及可靠性评估