holddown
n.
垂下，阻止；夹板；压具；
英英释义
Holddown
Holddown timer works by having each router start a timer when they first receive information about a network that is unreachable. Until the timer expires, the router will discard any subsequent route messages that indicate the route is in fact reachable.
以上来源于:Wikipedia
权威例句
HolddownHold-down
Holddown
Mr rotary brake assy.
Apparatus and system for tying down cargo
Nuclear fuel assembly holddown apparatus
Bottom mounted fuel holddown mechanism
Holddown bar for power notcher
Derivation of the Extended Elastic Stiffness Formula of the Holddown Spring Assembly Comprised of Several Leaves
Stationary holddown mat for corrugator double backer
Battery holddown
Development and Application of a Holddown Sub for Liner Cementing
Robustness Improvement of ARA Kevlar Holddown Restraint Cables
1. It uses holddown timers to prevent routing loops – default is 180 seconds.
它使用限制计时器避免路由回圈-预设为180秒。
danci.911cha.com
2. Even if they cannot holddown a regular job, volunteering at the zoo gives them a chanceto get out of the house, take part in meaningful work, and interact with otherpeople.
尽管他们难以保住正业，但是在动物园里做志愿者给他们走出家门、参与有价值的工作、与其他的人交流接触提供了机会。
article.yeeyan.org
3. In Figure , the holddown timer is set to 180 seconds. Therefore, an update to a route that was down and is now up could stay in the holddown state until the full 180 seconds have passed.
在图中，限制计时器设定为180秒，因此对一个原本中断而现在恢复的路由更新可能停留在限制状态内直到经过180秒。
danci.911cha.com
4. Because the deflation hole is arranged in the raised structure and is not on an identical plane with the bottom surface of the bottom cover, the tail end of a holddown spring is not easy to extend.
所述泄气孔设于所述凸起结构，与所述底盖的底面不在同一平 面上，因此压紧弹簧的末端不易伸入其中。
ip.com
5. Professional design of hinged swing type access door and interlocked screen-holddown mechanism (patented) result in a reliable airtightness as well as more convenient operation and maintenance.
铰链转动式粉碎室操作门、联运式压筛机构（专利技术）等专业设计，密封可靠，操作、维护更方便；
www.swinesale.com
6. Professional design of hinged swing type access door and interlocked screen-holddown mechanism (patented) result in a reliable airtightness as well as more convenient operation and maintenance.
铰链转动式粉碎室操作门、联运式压筛机构（专利技术）等专业设计，密封可靠，操作、维护更方便；
www.swinesale.com
7. Using C language as the development tool, taking designing fringe holddown of die for example, we create knowledge base, reasoning, compiler and other parts, thereby build up a complete intelligent system of box drawing die designing.
使用C语言作为开发工具，以模具压边图的设计为例建立知识库，并构造推理机、译器等模块，从而构造出一个完善的盒形件拉深模智能化设计系统。
-- 来源 -- www.ilib.cn
8. HOLDDOWN CLIP AND PIN
压板夹子和销
-- 来源 -- 英汉 - 翻译参考
9. hydranlic tubing holddown
油管水力锚
-- 来源 -- 英汉 - 翻译参考[网络]
10. Centerline of the slot at base of distributor is aligned to centerline of distributor holddown bolt hole on enginIn this position, the holddown bolt should easily pass through slot and into engine.
在分电盘基座上槽的中心线应与引擎上分电盘垂下螺栓孔的中心线对准。在这个位置，垂下螺栓应容易地通过槽进入引擎。
-- 来源 -- 英汉 - 翻译参考
11. spring holddown
弹簧压紧板
-- 来源 -- 英汉 - 翻译参考[网络]
12. battery holddown cover
电瓶夹板盖
-- 来源 -- 英汉 - 翻译参考[网络]
13. battery holddown
电瓶夹板
-- 来源 -- 英汉 - 翻译参考[网络]
14. hydraulic packer holddown
水力封隔器定位器
-- 来源 -- 英汉 - 翻译参考[网络]
15. crowfoot holddown
将盖子固定在搭板上的叉子
-- 来源 -- 英汉 - 翻译参考[网络]
holddown
