LCH has various meanings in the NASA category. Discover the full forms, definitions, and usage contexts of LCH in NASA.
To place in the water. A motorboat intended for operation in ports, bays and on calm water, limited to a wind force not exceeding 4 Beaufort scale. Seagoing launches are units intended for seagoing service, limited to a wind force not exceeding 6 Beaufort scale.
NASAA beveled metal tongue operated by a spring-loaded knob or lever. The tongue’s bevel lets you close the door and engage the locking mechanism, if any, without using a key. Contrasts with dead bolt. An electronic circuit that permanently records (until reset) the status of a signal. 2.An internal mechanism for controlling concurrent events or the use of system resources.
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