土壤存储着重要的碳(C),主要是在不同分解阶段以有机物的形式。因此,了解规则纳入土壤中分解的有机物的速率的因素至关重要,这是更好地了解C股在不断变化的大气和土地使用条件下如何变化。我们使用西班牙纳瓦拉(Navarre)(欧洲西南部)的两个对比梯度沿着16种不同的ecosyss- tems(八个森林,八个草原)中的茶袋指数(八个森林,八个草原)进行了植被覆盖,气候和土壤因素之间的相互作用。这种布置涵盖了四种气候类型的范围,从80到1420 M.A.S.L.和降水(P)从427至1881毫米年度 - 1年。在2017年春季孵化茶袋后,我们确定了植被覆盖类型,土壤C/N与降水之间的强烈相互作用,影响分解速率和稳定因子。在森林和草原上,降水增加增加了分解速率(K),但同时也是垫料稳定因子(S)。然而,在森林中,增加了土壤的C/N比增加了分解速率和垃圾稳定,而在草原中,C/N比率较高会导致相反的影响。此外,土壤pH和n还积极影响了脱粒率,但是对于这些因素,生态系统类型之间没有差异。我们的结果表明,土壤c浮水被复杂的位点依赖性和与现场独立的环境因素改变,并且增加的生态系统木质膜片将显着改变c的流量,这可能会在短期内增加分解速率,但同时增加了稳定稳定的垃圾堆垃圾的抑制因素。
在过去的十年中,由于其可持续性和力量,竹子引起了很多关注。竹子比其他天然纤维的优势包括其丰富的存在,高产量以及在3 - 8年内迅速达到最大高度和强度的能力。竹子可用作独立的结构材料和混凝土钢筋,形式为竹制,竹夹板和竹子复合杆,用于低层和低成本建筑。在这项研究中,采用竹棍作为混凝土立方体的加固。考虑了以下影响因素:竹棍的体积比为0.6%,1.2%和2.4%,竹棒直径为1毫米,1.5毫米和2毫米,以及10、20和30的竹棒纵横比的纵横比比。测试结果表明,添加了0.6%的棍子,BSRC抗压强度分别为20和30的长度比率分别上升了3.24和17.33%。通过添加1.2%和2.4%的竹棍,长度为10乘21.38和20.94%,可以增强样品的抗压强度。将获得的结果与常规混凝土立方体的机械性能进行了比较。目前,河岸和淡水是制造混凝土中最常使用的材料。河岸和淡水的广泛使用导致了重大的环境问题。由于世界上许多地方都缺乏适当的淡水供应,因此不建议过度使用这种资源。因此,使用盐水和海沙制成竹棒钢筋混凝土和普通混凝土标本。最后,提出了强度和应力应变模型。
摘要:背景:创建模型来区分自我报告的心理工作量感知具有挑战性,需要机器学习来识别脑电图信号中的特征。脑电图频带比率量化了人类活动,但对心理工作量评估的研究有限。本研究评估了使用 theta-to-alpha 和 alpha-to-theta 脑电图频带比率特征来区分人类自我报告的心理工作量感知。方法:在本研究中,分析了 48 名参与者在休息和任务密集型活动时的脑电图数据。使用不同的脑电图通道簇和频带比率开发了多个心理工作量指标。使用 ANOVA 的 F 分数和 PowerSHAP 提取统计特征。同时,使用逻辑回归、梯度提升和随机森林等技术建立和测试模型。然后用 Shapley 加法解释来解释这些模型。结果:根据结果,使用 PowerSHAP 选择特征可以提高模型性能,在三个心理工作量指数中表现出超过 90% 的准确率。相比之下,用于模型构建的统计技术表明所有心理工作量指数的结果都较差。此外,使用 Shapley 值来评估特征对模型输出的贡献,可以注意到,ANOVA F 分数和 PowerSHAP 测量中重要性较低的特征在确定模型输出方面发挥了最重要的作用。结论:使用具有 Shapley 值的模型可以降低数据复杂性并改进对感知人类心理工作量的更好判别模型的训练。但是,由于选择过程中特征的重要性及其对模型输出的实际影响有所不同,因此结果有时可能不明确。
Updates to Gross CONE .............................................................................................................. 53 Updates to the Net EAS Revenue Offset ................................................................................... 56 Updates to Seasonal Capacity Availability Ratios ..................................................................... 58 Updates to Relative Seasonal Reliability Risks ..................................................................................................................................... 58
Figure S3) SEM image of graphite based on varying active material to super P to binder ratios and lithium metal half-cell cycling performance comparison of substrates with varying active material content .............................................................................................................. 15
Updates to Gross CONE .............................................................................................................. 50 Updates to the Net EAS Revenue Offset ................................................................................... 52 Updates to Seasonal Capacity Availability Ratios ..................................................................... 54 Updates to Relative Seasonal Reliability Risks ................................................................................................................................................................................................. 54
A biomimetic high-capacity phenazine-based anolyte for aqueous organic redox flow batteries, Nature Energy 3, 508-514 (2018) Non-flammable electrolytes with high salt-to-solvent ratios for Li-ion and Li-metal batteries, Nature Energy 3, 674–681 (2018)
OPPS Data (APC Weights, Conversion Factor, Copayments, Cost-to-Charge Ratios (CCRs), Data Claims, Geometric Mean Calculation, Outlier Payments, and Wage Index), contact Erick Chuang via email at Erick.Chuang@cms.hhs.gov or Scott Talaga via email at Scott.Talaga@cms.hhs.gov.
Per share (Rs) Adj EPS 107.5 85.0 91.8 108.0 121.5 Book value 531.0 614.7 688.1 774.5 871.8 DPS 58.0 22.0 18.4 21.6 24.3 Valuation (x) P/Sales 2.1 2.5 2.3 2.1 2.0 EV/EBITDA 16.9 20.1 17.9 15.9 13.9 P/E 25.2 31.8 29.5 25.1 22.3 P/BV 5.1 4.4 3.9 3.5 3.1 Return ratios (%) RoCE 19.1 13.0 12.5 12.4 12.9 RoCE (pre-tax) 23.7 16.2 15.6 15.6 16.2 RoE 22.0 14.8 14.1 14.8 14.8 RoIC 24.6 16.7 16.0 16.2 16.8 Profitability ratios (%) Gross margin 30.6 32.1 31.0 31.5 30.9 EBITDA margin 12.7 12.2 12.1 12.4 12.9 PAT margin 8.5 7.9 7.8 8.4 8.7 Liquidity ratios (%) Current ratio 2.4 2.8 3.1 3.2 3.4 Quick ratio 1.4 1.9 2.3 2.4 2.6 Solvency ratio (%) Net Debt to Equity ratio 0.0 -0.1 -0.2 -0.3 -0.3周转率固定资产周转率(x)2.9 2.2 2.2 2.2 2.2 2.2债务天数51 58 60 60 55库存天56 58 60 60 48债权人天39 42 45 45 45净营业时间68 74 75 75 75 75 75 62
Section B2-1.1, Occupancy Types 158 ........................................................................................................................ B2-1.1-01, Occupancy Types (10/05/2022) 158 .....................................................................................................Section B2-1.2, LTV, CLTV, HCLTV, and Subordinate Financing 162 ............................................................................ B2-1.2-01, Loan-to-Value (LTV) Ratios (06/01/2022) 162 ....................................................................................... B2-1.2-02, Combined Loan-to-Value (CLTV) Ratios (12/04/2018) 164 .................................................................... B2-1.2-03, Home Equity Combined Loan-to-Value (HCLTV) Ratios (02/23/2016) 165 ............................................ B2-1.2-04, Subordinate Financing (05/03/2023) 167 ..................................................................................................................................................................Section B2-1.4, Loan Amortization Types 189 ............................................................................................................. B2-1.4-01, Fixed-Rate Loans (12/14/2022) 189 ...................................................................................................... B2-1.4-02, Adjustable-Rate Mortgages (ARMs) (12/14/2022)190 ............................................................................................................................................................................................................................................................................... ........................................................................................................Section B2-1.3, Loan Purpose 171 ............................................................................................................................... B2-1.3-01, Purchase Transactions (12/16/2020) 171 ............................................................................................. B2-1.3-02, Limited Cash-Out Refinance Transactions (12/11/2024) 174 ................................................................ B2-1.3-03, Cash-Out Refinance Transactions (02/01/2023) 180 ............................................................................ B2-1.3-04, Prohibited Refinancing Practices (08/04/2021) 185 .................................................................................................................................................................................................................................Citizen Borrower Eligibility Requirements (07/28/2015) 226 .................................................... B2-2-03, Multiple Financed Properties for the Same Borrower (06/01/2022) 226 .................................................. B2-2-04, Guarantors, Co-Signers, or Non-Occupant Borrowers on the Subject Transaction (09/02/2020)Section B2-1.5, Other Loan Attributes and Related Policies 206 ................................................................................. B2-1.5-01, Loan Limits (02/02/2022) 206 ............................................................................................................... B2-1.5-02, Loan Eligibility (06/05/2024) 207 ......................................................................................................................................................................................................................................................................... ...................................................................................................... B2-1.5-05, Principal Curtailments (11/06/2024) 222 .............................................................................................. Chapter B2-2, Borrower Eligibility 223 .............................................................................................................................. B2-2-01, General Borrower Eligibility Requirements (12/14/2022) 223 .................................................................. B2-2-02, Non–U.S.
