正链

As trade shrinks, millions of workers are losing their foothold on the bottom rungs of the global supply chain.

随着贸易的缩水，上百万的工人正失去他们在全球供应链中基层环节的立足之处。

By using Schauder fixed point theorem and upper and lower solution method,we ob- tain some new existence criteria for positive solution to a singular p-Laplacian BVPs with sign-changing nonlinearity involving derivative.

借助于上下解方法和Schauder不动点定理，建立了测度链上非线性项变号的奇异p-拉普拉斯多点边值问题正解的存在性准则。

Mr. Xia Sike said that with China in the Unilever global value chains is becoming more and more important, Unilever will also be greater sincerity and efforts to realize China's long-term development and commitment.

夏先生说，思科与中国在联合利华全球价值链正变得越来越重要，联合利华也将更大的诚意和努力，以实现中国的长远发展和承诺。

The seed medium and the culture conditions of streptomyces 702 was studied by one-way experiments and orthogonal test.

采用单因素实验、正交设计对链霉菌702种子培养基及其培养条件进行了优化研究。

Boundary value problem; global structure; singular; system of ordinary differential equations; positive solution; measure chain

基础科学，数学，数学分析边值问题；全局结构；奇异；常微分方程组；正解；测度链

Currently, the activity of vertical separation and integration of industry is presenting in the whole world.

当前，产业活动的垂直分离和整合在全球范围内上演，地方产业集群正逐渐嵌入全球价值链。

Wieland is working with world-renowned enterprises, processing equipment and stainless steel fluid mechanical parts products, we have a well-known enterprises with international experience in cooperation, understanding of their quality requirements, so we have advanced quality management standards and strict The detection system and advanced testing equipment, to better quality, advanced supply chain and have their own Duanzao Chang, effective control cost of the product.

维兰特正与世界知名企业合作，加工流体设备和不锈钢机械配件相关产品，我们有着与国际著名的企业合作经验，了解他们的质量要求，因此我们有着先进质量管理水平，并有严格的检测系统和先进的检测设备，质量力求精益求精，同时拥有先进的供应链，并有自己的锻造厂，有效的控制产品成本。

Hrough copolymerization of styrene with few quantity of methacrylic acid, maleic anhydrate or 4-vinyl pyridine respectively and of butyl methacrylate with maleic anhydrate, the functional groups carboxyl, simple anhydride and pyridyl have been introduced respectively to the chain of PS or PBma.

通过苯乙烯与少量的甲基丙烯酸、马来酸酐或4—乙烯基吡啶的共聚及甲基丙烯酸正丁酯与马来酸酐的共聚，可在聚苯乙烯及聚甲基丙烯酸丁酯链上分别引入功能基因羧基、酸酐基和吡啶基对共聚物进行了红外光谱、酸碱滴定、元素分析、玻璃化转变温度、粘度及紫外光谱的测定。

Two benzothiazole ester compounds containing boron with different alkyl chain, Di-n-hexyl-[2-(2-benzothiazolylthio)] ethyl boric acid ester (BNS-1) and Dicyclohexyl-[2-(2-benzothiazolylthio)] ethyl boric acid ester(BNS-2), were synthesized and their tribological performance as additives in rapeseed oilwas investigated using a four-ball testing machine.

合成了两种含不同烷基链的含硼苯并噻唑酯类化合物，即二正己氧基-2-[(2-苯并噻唑基)硫代]乙氧基甲硼烷(BNS-1)和二环己氧基-2-[(2-苯并噻唑基)硫代]乙氧基甲硼烷(BNS-2)。

The supply chain management in the business enterprises of the diatomite industry is only a beginning.

供应链管理对于硅藻土行业的企业来说，正处于初步发展阶段。

Since historical times,England ,where the early inhabitants were Celts, has been conquered three times .

从有历史以来，英国，在此地早期居住的是凯尔特人，已经被征服了三次。

Bluetooth OBEX File Transfer Enables the sending and receiving of files on your phone via Bluetooth.

蓝牙OBEX文件移动允许经过蓝牙传送和接受文件。。。。