公用通道

B The cost of keeping in good and tenantable repair and condition the foundation, the side walks, main walls, supports, beams, gutters, fences, chimneys and all external parts of the said building and all the drains, well electric pumps, pipes, conduits and all plumbing apparatus intended for the general service of the said building (except as regards damage cause or resulted from any act or default or negligence of any of the parties hereto their respective servants or agents or tenants or licensees) and the common entrance-hall, staircases, landings and passages and roof thereof and whitewashing, distempering and painting the exterior of the same and such parts of the interior as are used in common by the parties hereto and in operating, repairing, replacing, maintaining and servicing the lifts.

翻译为：「3。本公契内之各方须支付以下项目中其应付之部分款项：关於保持以下各项目於良好及租住状况的费用：该大厦的地基、行人道、主墙、支承物、梁、雨水渠、围栏、烟囱及所有外面部分，以及为该大厦整体服务而设置的所有排水渠、水井电动泵、喉管、阴沟，以及所有水管装置（除了关於由本公契内任何一方之雇员或代理人或租户或获特许人之任何作为或缺失或疏忽所造成或导致的损害），以及该大厦之公用的入口大堂、楼梯、楼梯平台及通道及屋顶；以及用於该等地方之外面及为本公契内各方共用的内部地方的刷灰、色浆涂刷及油漆工程，和操作、修理、更换、保养及维修升降机的费用。

A condition that can occur on a bothway data circuit used for common channel signalling when the exchanges at either end seize the circuit at approximately the same moment.

在公用通道信号系统所用双向数据线路上，当两端的交换机几乎同时要占用线路情况下发生的一种状态。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。