The chemical is a critical building block in the production of textiles and plastics, and industry advocates say under normal conditions it can be produced safely and without threat to humans. 这种化学品是生产纺织品和塑料的重要原料。行业维权人士说,在正常情况下,对二甲苯的生产是安全的,不会对人造成威胁。
Selection of transducer type, footprint size, and frequency are critical to successful nerve block performance. 传感器类型,占用空间大小,频率的选择是成功神经阻滞的关键。
Method of calculating critical spalling and penetration thickness of concrete slab of block under accident impact 事故型撞击混凝土板的临界震塌与贯穿厚度计算方法
The Effect of Critical MgO Content in Aluminum Block on the Fluidity of Molten Steel 脱氧用铝的临界氧化镁含量对钢水流动性的影响
Collapse is the most representative accident in highway tunnel construction. METHOD OF CALCULATING CRITICAL SPALLING AND PENETRATION THICKNESS OF CONCRETE SLAB OF BLOCK UNDER ACCIDENT IMPACT 在公路隧道施工过程中,塌方是最为常见的典型事故。事故型撞击混凝土板的临界震塌与贯穿厚度计算方法
Study on the Critical Width of Crack of Concrete Hollow Pint size Block Wall building setback 混凝土小型砌块建筑裂缝宽度的标准设置研究
The boy sat beside me who named Asher always could pull out the critical block making the tower so unsteady for me, so I was the one who would topple the stack. 那个坐在我旁边的男生“亚设”,总是会抽出一块关键的板,让跟在后面的我非常难办。
The current 3 methods all have hypothesis, the first two method separately assume sliding block 2 and sliding block 1 reach critical balance state first, while Equal-k Method assume the safety coefficients of the two sliding block is equal. 关于求R的条件,现行三法均采用的是假定:被动抗力法和剩余推力法分别是假定滑块2和滑块1首先达到临界平衡,等K值法是假定两滑块安全系数相等。
Long core oil displacement with carbon dioxide injection has witnessed success and some critical parameters, including pressure, recovery and phase variation, in due process of Wen 184 block have been achieved. 利用该实验装置成功地进行了注二氧化碳驱替实验,得到了文184块油藏流体在水、二氧化碳交替驱油过程中的压力、采收率和相态变化等重要参数。
Analysis on Technology in Critical Working Procedure for 12V Cylinder Block 12V机体关键工序工艺分析
The safe and effective delivery of therapeutic genes remains a critical stumbling block in the field of gene therapy. 目前实施基因治疗的技术障碍是缺少安全有效的基因传递系统。
Based upon the safety factor expression of stability stated in literature [ 3], this paper attempts to establish formulas for solving the critical height of a benched slope and the width of a wedge block which is likely subject to sliding. 本文由文献[3]所给出的稳定问题安全系数的表达式出发,建立了台阶边坡的极限高度和可能滑移楔体宽度的计算公式,然后分析了Г.Л。
The critical block based neighborhood structure of the problem in the local search procedure reduces the searching space of the problem and increases the probability of ants finding good solutions. 算法局部搜索过程中采用的基于关键路径的邻域结构缩小了问题的搜索空间。
The critical current density Jc for high temperature superconductor composite block embedded in metal matrix is estimated. 对由高温超导体微块嵌于金属基中而形成的复合体的临界电流密度Jc进行了估算。
Network based data transmission security is one of the critical task in information security field. In this paper, a permutation code security algorithm based on the block cipher that is widely used in the data transmission system is put up after carefully studied the current encryption methods. 基于网络的数据传输安全问题是信息安全领域的重要课题之一,本文在分析现有数据加密方法的基础上,在数据传输系统中应用一种基于分组密码新概念的新算法&排列码加密算法。
The two kinds of amphiphilic copolymers self-assemble into core-shell micelles in aqueous solution and the critical micellization concentration ( CMC) increases with the increase of the length of hydrophilic block while decreases with the increase of the length of hydrophobic block. 这两类官能化嵌段聚合物都在水溶液中自组装形成核壳型胶束颗粒,且临界胶束化浓度(CMC)随亲水链段的增加而增大,随疏水链段的增加而降低。
And analog readout front-end block is a critical block for biopotential acquisition systems. 模拟前端采集电路就是生物电采集系统中关键的部分。
A/ D and D/ A are critical part in mixed signal integrated system, as a fundamental building block of them, current comparator also plays an important role. A/D和D/A作为混合信号集成系统中的基本构成模块,也是其中最关键的部分。电流比较器也广泛的用于模拟信号到数字信号的转换过程中。
Thus it can be seen, sample-and-hold circuits are the most critical block of A/ D converters, and they are always drawn much special attentions. 由此可见,采样/保持电路是A/D转换器中最关键的模块,对它的研究也一直倍受关注。