What's the difference between lock and shim?

Lock


Definition:

  • (n.) A tuft of hair; a flock or small quantity of wool, hay, or other like substance; a tress or ringlet of hair.
  • (n.) Anything that fastens; specifically, a fastening, as for a door, a lid, a trunk, a drawer, and the like, in which a bolt is moved by a key so as to hold or to release the thing fastened.
  • (n.) A fastening together or interlacing; a closing of one thing upon another; a state of being fixed or immovable.
  • (n.) A place from which egress is prevented, as by a lock.
  • (n.) The barrier or works which confine the water of a stream or canal.
  • (n.) An inclosure in a canal with gates at each end, used in raising or lowering boats as they pass from one level to another; -- called also lift lock.
  • (n.) That part or apparatus of a firearm by which the charge is exploded; as, a matchlock, flintlock, percussion lock, etc.
  • (n.) A device for keeping a wheel from turning.
  • (n.) A grapple in wrestling.
  • (v. t.) To fasten with a lock, or as with a lock; to make fast; to prevent free movement of; as, to lock a door, a carriage wheel, a river, etc.
  • (v. t.) To prevent ingress or access to, or exit from, by fastening the lock or locks of; -- often with up; as, to lock or lock up, a house, jail, room, trunk. etc.
  • (v. t.) To fasten in or out, or to make secure by means of, or as with, locks; to confine, or to shut in or out -- often with up; as, to lock one's self in a room; to lock up the prisoners; to lock up one's silver; to lock intruders out of the house; to lock money into a vault; to lock a child in one's arms; to lock a secret in one's breast.
  • (v. t.) To link together; to clasp closely; as, to lock arms.
  • (v. t.) To furnish with locks; also, to raise or lower (a boat) in a lock.
  • (v. t.) To seize, as the sword arm of an antagonist, by turning the left arm around it, to disarm him.
  • (v. i.) To become fast, as by means of a lock or by interlacing; as, the door locks close.

Example Sentences:

  • (1) A bouncy function has now been incorporated into a knee of the semi-automatic knee lock design in a pilot laboratory trial involving six patients.
  • (2) The only other black woman I see in the building: washing dishes behind a door that was supposed to have been locked.
  • (3) In contrast, 1:1 phase locking characterized the electrical correlates of the duodenal activity front.
  • (4) When you hear the name Jesus, is the first image that comes to mind a dewy-eyed pretty boy with flowing locks?
  • (5) The commonly used line-to-line reaming technique was compared to an underreaming technique using both four-fifths and one-third porous-coated anatomic medullary locking (AML) implants.
  • (6) Andrew and his wife Amy belong to Generation Rent, an army of millions, all locked out of home ownership in Britain.
  • (7) While the Spielberg of popular myth is Mr Nice Guy, Lean was known as an obsessive, cantankerous tyrant who didn't much like actors and was only truly happy locked away in the editing suite.
  • (8) One top Republican official told the Guardian the party has for months been locked in secret talks with TV networks about how – or whether – it will fit all the candidates onstage for the primary debates.
  • (9) We develop an analogy between the steric hindrance among receptors detecting randomly placed haptens and the temporary locking of a Geiger counter that has detected a radioactive decay.
  • (10) On Wednesday, managing director Mike Devereux also flagged that the company's future in the country was not certain if government funding was not locked in over a long period.
  • (11) The violence led to the temporary suspension of the council's monthly meeting with some staff at one stage locked in rooms to ensure their safety.
  • (12) There have been reports of difficulties with the seating and locking of the vaporisers which can cause a leak and failure of vapour delivery.
  • (13) Such mutations lead to a major reduction in the rate of GTP hydrolysis by the complex of ras p21 and the GTPase activating protein (GAP) and lock the protein in a growth-promoting state.
  • (14) He was a fixture at Trump rallies, where he met chants of “Lock her up” against Hillary Clinton with a smile.
  • (15) No doubt New Labour ministers would regard such moves as protectionism, locked as they are in a discredited free-market mindset.
  • (16) So-called "structured" savings accounts promoted heavily by banks and building societies promise savers extra interest if they lock their money away for at least five years.
  • (17) Palmer sought to clarify his statements on Tuesday, and said they were aimed at the company he is currently locked in a dispute with, and not the broader Chinese population.
  • (18) Foveal exposures that did not produce an immediately visible lesion did not produce measurable changes in VEP response lock-in time.
  • (19) Scream Queens is the kind of show where you discover a secret locked room in the basement in one scene and then we find out exactly what is in the room three scenes later.
  • (20) In a group of the MS-DB units with stable background theta bursts the typical response consisting of entrainment of the phase-locked theta cycles was changed neither by physostigmine, nor by cholinergic-blocking drugs (scopolamine and atropine).

Shim


Definition:

  • (n.) A kind of shallow plow used in tillage to break the ground, and clear it of weeds.
  • (n.) A thin piece of metal placed between two parts to make a fit.

Example Sentences:

  • (1) The model contains 13 parameters that can be varied, 12 shim coil currents, and the receiver mixer frequency.
  • (2) The derivatized bile acids were separated stepwise on a Shim-pack CLC-ODS column using acetonitrilemethanol-water (100:50:30) (A), (100:50:20) (B), and (100:50:0) (C) as mobile phases with changing automatically from A to C using a solvent changer.
  • (3) For this purpose, a method of automatic shimming was developed and tested on phantoms and volunteers.
  • (4) This probe design tunes to 23-Sodium for rapid shimming and then, to 31-Phosphorus for measurements of pH and high energy phosphate metabolites.
  • (5) Voxels may be shimmed using only first-order X, Y, and Z shims to produce three-dimensional shim current maps, thus avoiding shim coupling problems.
  • (6) A novel latent proteinase of which activity was induced by heating in the presence of NaCl was purified to homogeneity from threadfin-bream muscle by a combination of DEAE-cellulose, Con A-Sepharose, Arg-Sepharose, and Shim-pack HAC chromatographies.
  • (7) Our localization strategy also allows us to shim easily on the well-defined volume of interest and leads to high-resolution spectra that exhibit multiplet structure.
  • (8) A complete shimming process generally requires only 80 transients.
  • (9) A data link to the shim power supply allows automatic update of currents.
  • (10) Addition of CO2 to the oxygen and appropriate changes in gas flow and "shim" pressure permit changes to be made in the ventilation of the device during perfusion to achieve desired levels of PaO2 and PaCO2 under widely disparate conditions of temperature and flow.
  • (11) We recently described the identification of BOS1 (Newman, A., J. Shim, and S. Ferro-Novick.
  • (12) However, despite our monitoring of additional variables, including shim and inlet pressure and recirculation flow, gas exchange abnormalities were encountered in 5 patients on whom the membrane oxygenator was used; in 4 of these cases the abnormalities were encountered prior to our recognition of the potential for occasional internal shunting with this device.
  • (13) The thickness of the blood film is decreased by increasing the "shim" pressure, so that increasing the "shim" presure results in higher PaO2.
  • (14) The chromatographic conditions were as follows: column: Shim-pack CLC-ODS; mobile phase: methanol-water (70:30).
  • (15) In addition to the main magnet important additions like gradient and shim coils, aspects of site planning and future problems are discussed.
  • (16) An acid sialidase [EC 3.2.1.18] has been purified from human placenta by means of successive procedures including extraction, Con A-Sepharose adsorption, ammonium sulfate precipitation, activation, p-aminophenyl thio-beta-D-galactoside-CH-Sepharose (PATG-Sepharose) affinity chromatography and high-performance liquid chromatography on a Shim pack Diol 300 column.
  • (17) The resolution and homogeneity limitations of echo-planar imaging (EPI) are overcome by zoom imaging of an easily shimmed localized volume.
  • (18) This high failure rate has led the authors to reevaluate the use of prosthetic shims or wedges in large fragment defects but to continue to use bone grafting for smaller, circumscribed defects.
  • (19) A sialidase [EC 3.2.1.18] has been partially purified from human placenta by means of procedures comprising Con A-Sepharose adsorption, ammonium sulfate precipitation, sucrose density gradient centrifugation, and high-pressure liquid chromatography on a Shim pack Diol 300 column.
  • (20) We have developed a pulse sequence which enables fast and accurate measurement of three-dimensional field maps in vivo, and a data analysis package that allows calculation of shim currents to optimally shim arbitrary selected volumes.