- inserted shim
- 嵌入墊片
English-Chinese dictionary. 2013.
English-Chinese dictionary. 2013.
Shim (engineering) — In engineering, a shim is a thin and often tapered or wedged piece of material, used to fill small gaps or spaces between objects. Shims are typically used in order to support, adjust for better fit, or provide a level surface. Shims may also be… … Wikipedia
nuclear reactor — Physics. reactor (def. 4). Also called nuclear pile. [1940 45] * * * Device that can initiate and control a self sustaining series of nuclear fission reactions. Neutrons released in one fission reaction may strike other heavy nuclei, causing them … Universalium
Bed frame — A bed frame or bedstead is the part of a bed used to position a mattress or foundation set off of the floor. Bed frames are typically made of wood or metal. A bed frame is made up of head, foot, and side rails. Most double (full) sized beds,… … Wikipedia
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ZOHAR — (Heb. זֹהַר; (The Book of) Splendor ), the central work in the literature of the kabbalah . Introduction In some parts of the book the name Zohar is mentioned as the title of the work. It is also cited by the Spanish kabbalists under other names … Encyclopedia of Judaism
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Neutron poison — For information on biological effects of excessive ionizing radiation, see radiation poisoning. A neutron poison (also called a neutron absorber or a nuclear poison ) is a substance with a large neutron absorption cross section in applications,… … Wikipedia