penetrations

Install One Pair of Flanges flanges at least every three pipe lengths, either side of wall penetrations and at size reductions.

每三个管段长度处、墙壁穿孔处及变径处应必须至少安装一对法兰。

"China's central and western regions as well as rural areas have large populations and low penetrations, " he said.

“中国中西部地区和农村地区有着庞大的人口和较低的普及率，”他说。

They are easy to install and require no roof penetrations, yet they are very resistant to wind up-lift and other harsh weather conditions.

产品便于安装，满足屋面防漏的要求，并且能够抵抗强风和其他恶劣的天气环境。

If we hadn't done all that stuff, The Cleanup Department would have been fixing inner penetrations.

如果我们没有做所有的事情，清理部门就会要做修正一些内部穿插。

Accept my warmest congratulations on your new set of victories and penetrations on your main front.

你们在主要战线上获得一系列新的胜利和突破，请接受我们最热烈的祝贺。

The increasing demands for security measurement can be proved by the penetrations of automated systems.

对安全措施的需求日益增长，这一点可从自动化系统的日益增多得到证明。

Waterproofing of buildings and structures; penetrations, transitions, closures.

建筑物密封层。渗透。通道。止流。

Nuclear facilities - Ventilation penetrations for shielded enclosures .

核设施。屏蔽室的通风渗透性。

Penetrations in roofs above electrical equipment shall be kept packed or sealed to protect the equipment from water.

甲板贯通件位于电气设备的上部时，贯通件要封堵或密封以防止设备进水。

floor, wall, concrete &other penetrations are shown for reference only. locations are approximate.

楼板，墙，混凝土和其他穿透被显示仅作参考。位置是近似的。

General Alexander has spoken of "hints that some penetrations are targeting systems for remote sabotage" .

亚力克山大将军已经谈到“一些细微的迹象即一些潜入行为是为远程蓄意破坏目标系统。”

But in many cases their children, born American citizens, are prepared for penetrations.

但是，很多情况下，培养他们在美国出生，有美国居民身份的孩子进行渗透。

When sealing the penetrations, vendor's instruction should be abided.

封堵穿舱件时，必须遵守厂家的指导说明。

Only about 5% of the initial penetrations of root cells of legumes by swarmer cells result in nodule formation.

在最初的豆类根部细胞被细菌穿透后只有大约5%形成根瘤。

Components for containment enclosures - Part 5 : penetrations for electrical and fluid circuits.

压力壳部件.第5部分：电路和流体回路的渗透性

The PACT player should only be concerned with deep penetrations of the NATO line and capturing the the major cities on the map.

华约玩家只需要集中心神在突穿北约战线与占领地图上的主要城市就好。

The Aurora attacks were followed by systematic penetrations of one industry after another.

继“极光”之后有计划的网络攻击侵袭了一个又一个行业。

From then until the surrender in 1945, the Japanese authorities undertook a series of conspiracies and penetrations aimed at Tibet.

直到1945年战败投降，日本当局从事了一系列染指我国西藏的渗透和阴谋活动。

Design of Simply-Supported Composite Beams with Large Web Penetrations.

腹板开洞简支混合梁设计

Also if that weren't enough taught on the DVD are 2 penetrations that require NO COVER at all.

并且，如果那在DVD足够未被教是根本不要求盖子的2渗透。