source: [□=□] □
destination: [lemma=□] □
spec: Next , the piece is returned for a process called `` chasing , '' when chemicals are poured on it . The OSHA PEL for dust containing quartz is given by PEL = 10 / ( % Quartz + 2 ) , where the % Quartz in the respirable dust is calculated from the analytically determined mass of quartz in the gravimetrically determined mass of the dust . Beyond that point , however , the grade enters the high water table of Williams Slough , and heavy growth of grasses , willows and cottonwoods take over and makes further access impossible , even by foot unless you're especially determined . Your recitation hour will have a Teaching Assistant ( TA ) and a smaller group of students . Thus he pushed the Reagan administration into supporting democratic reform for Central America , and he resisted the unionists who backed the proto-communist Sandinistas in Nicaragua . The project experience ( especially in St. Lucia in 1981 or 1985 ) confirms that a much more positive result could have been achieved with adequate technical assistance ( TA ) and training , especially at project inception . At the beginning of the fall and spring terms / semesters , the Robert B. Toulouse School of Graduate Studies holds an orientation for all new teaching assistants ( TAs ) and teaching fellows ( TFs ) . Current research projects include the development of the Total Access System ( TAS ) that will provide universal access to any computer-based equipment , and the development of various " Accessors , " which will provide access to computer information for people with a multitude of disabilities . The Technical Advisor ( TA ) will be a senior international technical expert with a second degree in Biological or Natural Resources Sciences . AB - In Japan , interventional radiology ( IVR ) treatments such as transcatheter arterial embolization ( TAE ) , percutaneous ethanol injection therapy ( PEIT ) , and intraarterial infusion chemotherapy play an important role in the treatment of hepatocellular carcinoma because of the associated cirrhosis ( impairment of liver function ) and occasional multicentricity . You are allowed to work more than one job on campus as long as you do not exceed the 20 hour limit per week ( for total hours worked in all jobs , including RAs or TAs ) during the academic year ! There is no formal rating system for applying veterans ' preference to attorney appointments in the excepted service ; however , the Department of Justice considers veterans ' preference eligibility as a positive factor in attorney hiring . '' When the ball left Michael 's hands , the noise was deafening , `` remembered Kerr . He ( or one of the TAs ) will respond with some questions and suggestions to help you adjust the clarity and level of generality of the topic . The company plans to increase its back-office staff to provide improved services and support to its customers . The principal duties of a Teaching Assistant ( TA ) include assisting faculty members in the classroom , preparing material for the instructor , conducting tutorials and discussion sections , and grading quizzes , tests , and papers . Workshops have been held in the Midwest Region covering a variety of topics including 3-D seismic , horizontal drilling , reservoir characterization , environmental remediation , basic petroleum engineering and techniques for operating in a poor economic environment . Intrahepatic recurrence after hepatectomy can be treated with repeated hepatectomy , transhepatic arterial embolization ( TAE ) , percutaneous ethanol injection therapy ( PEIT ) , or microwave coagulo-necrotic therapy . Teaching Assistant ( TA ) and / or Academic Internships ( AI ) : Practical production work within their area of training . We must therefore strike balance between using modern features with their formatting capabilities and sticking to the older one that most browsers can handle . Course help is available from Teaching Assistants ( TAs ) , Laboratory Assistants ( LAs ) , and from the instructor . We are talking about a multi-billion , if not a trillion dollar industry here . `` The company has had to adjust to market realities .